Joseph Murphy
Joseph Murphy on fear and worry: what research on worry says
Joseph Murphy treated fear and worry as habits of thought. Chapter 19 of The Power of Your Subconscious Mind (1963) tells readers to hold their fears “up to the light of reason”, to do the thing they fear, and to turn their attention to the opposite of the fear, which he calls “the great law of substitution”. Research on worry, meaning the chain of thoughts about what might go wrong, keeps part of this and corrects part. Pushing a worry away tends to bring it back, but giving it a set time, writing it down and turning to one specific other thought all have some support. Below: what Murphy wrote, what the studies found, and an evening plan built from both.
By the Dream Architect team · Published October 20, 2026
What did Joseph Murphy say about fear and worry?
Fear runs through his best-known book. In one OCR transcription of the 1963 text, which we searched on 20 October 2026, “fear” and its forms appear about 192 times by our count, 106 of them in chapter 19, “How to Use Your Subconscious Mind to Remove Fear”. “Worry” and its forms are rarer, about 22 times, but spread across 14 of the 20 chapters: for Murphy it is a background noise, not a topic.
His view is that most fears are learned thoughts, and that learned thoughts can be unlearned. His advice comes in three moves. First, examine the fear: “Look at your fears; hold them up to the light of reason. Learn to laugh at your fears.” Second, act: he quotes Ralph Waldo Emerson, “Do the thing you are afraid to do, and the death of fear is certain.” Third, substitute: picture the opposite of what you fear, rehearse it in your mind (swimming calmly, riding an elevator), and give it your attention instead.
Elsewhere, in chapter 8, he warns against forcing it. Straining for a result, he writes, only shows the fear behind it: “Easy does it.” In chapter 3 he goes further and says worry and fear disturb the body’s rhythms. That bodily claim is beyond what this guide can assess, and it is not advice.
Why pushing a worry away backfires
The best-known study on this is about a white bear. In 1987, Daniel Wegner and colleagues asked students to speak their thoughts aloud for five minutes while trying not to think of a white bear, ringing a bell each time it came up. They could not keep it out. Afterwards, when allowed to think about it, they mentioned it more often than students who had been free to think of it from the start: a rebound.
In a second experiment, students given one specific other thought to turn to, a red Volkswagen, were less preoccupied with the bear afterwards. That is close to Murphy’s law of substitution: not “stop thinking about it”, but “think about this instead”.
The limits matter. These were small groups of students, in a lab, with a neutral thought. A real worry is not a white bear. Read the result as a direction: a thought to turn to softened the rebound that fighting it produced.
Giving worry a time and a place
Murphy says to hold fears up to reason. Research on worry has a practical version of that, which psychologists call stimulus control or worry postponement: give worry an appointment. In 1983, Borkovec and colleagues asked people who described themselves as worriers to keep their worrying to a set time and place each day for four weeks. Their daily worry reports declined compared with people who received no instructions.
A small randomised trial by McGowan and Behar (2013), with 53 people who worry a lot, used a daily 30-minute worry period for two weeks. It reduced worry more than the comparison condition, in which people were simply told not to avoid their worries. The authors call their study “preliminary”.
A 2025 online trial with 186 participants over 14 days adds a useful detail and an honest caveat. Postponing worry and adding an if-then plan, or implementation intention (“if a worry comes up during the day, then I note it for my worry time”), cut the self-reported time spent worrying each day by about 15 minutes compared with postponing alone. But no version improved sleep compared with the control groups. A worry window is a tool for the day, not a promise about the night.
Writing it down: modest help, best done early
Writing about what weighs on you has a long research history. In the study usually cited as the first, James Pennebaker and Sandra Beall (1986) asked 46 students to write for 15 minutes on four consecutive evenings, about an upsetting experience or about trivial topics. Those who wrote about both the facts and their feelings reported more negative moods right after each session. The authors called their findings “preliminary”.
Pooled results are smaller than the early excitement. A 2006 meta-analysis of 146 randomised studies by Frattaroli found a small average effect (r = 0.075). Smyth’s 1998 synthesis found the same pattern across studies: distress rose right after writing, and that rise did not predict later outcomes.
That last point matters for timing. If writing stirs things up for a while, do it earlier in the evening, not in the minutes before sleep.
Murphy’s advice on fear, checked against the research
One line per idea, with what to do with it.
| Murphy says | Research says | Do this |
|---|---|---|
| Hold your fears up to the light of reason | Setting a time and place for worry reduced daily worry in small studies (Borkovec et al., 1983; McGowan & Behar, 2013) | Give worry 15 minutes early in the evening, on paper |
| Use the great law of substitution | A specific replacement thought eased later preoccupation in a lab (Wegner et al., 1987) | Choose one concrete thought to turn to, decided in advance |
| Easy does it | Trying to suppress a thought made it come back more (Wegner et al., 1987) | Notice the worry, then return to the out-breath, without fighting |
| Rehearse the feared thing in your mind | Picturing the steps of studying (process simulation) improved grades, an effect linked to better planning and lower pre-exam nerves (Pham & Taylor, 1999) | Picture how you will handle the first step, not that all is fine |
| Do the thing you fear (Emerson) | Not reviewed in this guide; facing a strong fear is best done with a professional | Keep it to small, everyday steps |
An evening plan, with the minutes counted
Here is one evening built from these findings. The times are an example; keep the order, not the clock.
- Total: about 15 + 3 + 2 = 20 minutes in the evening. The 15-minute window is half the daily 30-minute worry period used in the 2013 trial.
- If a practical worry returns in bed, write one line for the morning, then go back to the out-breath.
- If worry fills your days or keeps you awake most nights, talk to your doctor or a qualified professional.
| When | What | How long |
|---|---|---|
| During the day | If a worry comes up, note one word and keep it for the worry window | A few seconds |
| 7:00 p.m. | Worry window: write each worry, then one next step for each, if there is one | 15 minutes |
| 10:30 p.m. | Night ritual: one moment of handling the first step, the feeling that comes first | About 2 minutes |
| Then | Dark screen: your moment, then a slow breathing ring; let the scene go on the out-breath | 2 minutes by default |
| Next morning | One line on what you noticed | About 1 minute |
Where the app fits, and where it does not
Dream Architect is not a tool for worry. It is a short night ritual, and that is the honest place for it in this plan: the part where Murphy’s substitution happens. Instead of the worry, you picture one ordinary moment in the present tense. Make it a moment of handling, not of everything being fine: you open the email, you say the first sentence, your hands are steady. Then you name the first feeling; “Relief” and “Ease” are among the five choices.
After “Sleep on it”, “I close my eyes” opens a dark screen with your moment, which fades into a slow breathing ring. It lasts 2 minutes by default, 1 to 3 in Settings, then the screen stays dark and silent. If a worry slips in there, do not push it out: return to the out-breath each time, which is the white bear lesson in practice.
In the Full flow, one of the small steps is “Write one bold line”: a way to park a stray thought before the dark screen. The next morning, the “One line” step lets you write what you noticed. Read a week later, that line can answer a worry that said everything would go wrong.
Questions people ask next
What did Joseph Murphy say about fear?
That most fears are learned thoughts and can be unlearned. In chapter 19 of his 1963 book he advises holding fears “up to the light of reason”, doing the feared thing (quoting Emerson), and turning attention to the opposite, his “great law of substitution”.
Is Murphy’s law of substitution supported by research?
A version of it is. In Wegner’s 1987 experiment, people given one specific thought to turn to were less preoccupied afterwards than those who only tried not to think. The study was small and used a neutral thought.
Does trying not to worry work?
Usually not. Suppressing a thought tends to bring it back more often afterwards. Turning to one chosen thought, or postponing the worry to a set time, works better in the studies we found.
What is a worry window?
A set time and place, for example 15 to 30 minutes, when you allow yourself to worry; outside it, you note the worry and postpone it. Small trials found less daily worry, but a 2025 trial found no improvement in sleep.
Should I write my worries down before bed?
Write them earlier in the evening if you can. Writing can stir things up for a while before it helps. Right before sleep, one line for the morning is enough.
When is worry more than an everyday problem?
If it fills your days, keeps you awake most nights or stops you doing things, talk to your doctor or a qualified professional. A night ritual is not a substitute for that help.
Try it tonight
- Early in the evening, give your worries 15 minutes on paper, with one next step for each.
- At bedtime, picture one moment of handling the first step, in the present tense, and name the first feeling.
- On the dark screen, if a worry slips in, return to the out-breath instead of pushing it away.
How we made this guide
Written by the Dream Architect team with AI assistance, then checked line by line against the app’s actual screens and the sources below. Third-party facts link to their source. Figures about the app were counted from its content on October 20, 2026.
- Murphy, The Power of Your Subconscious Mind (1963 text) (Open Library record) (accessed October 20, 2026)
- Wegner, Schneider, Carter & White (1987), Paradoxical effects of thought suppression, Journal of Personality and Social Psychology 53(1), 5–13 (PDF hosted by Harvard) (accessed October 20, 2026)
- Borkovec, Wilkinson, Folensbee & Lerman (1983), stimulus-control instructions for worry, abstract (Penn State) (accessed October 20, 2026)
- McGowan & Behar (2013), A preliminary investigation of stimulus control training for worry, Behavior Modification 37(1), 90–112 (accessed October 20, 2026)
- McCarrick, Prestwich, Ferguson & O’Connor (2025), Effects of worry postponement on daily worry and sleep: a randomised controlled trial, Psychology & Health (accessed October 20, 2026)
- Pennebaker & Beall (1986), Confronting a traumatic event: toward an understanding of inhibition and disease, Journal of Abnormal Psychology 95(3), 274–281 (accessed October 20, 2026)
- Frattaroli (2006), Experimental disclosure and its moderators: a meta-analysis, Psychological Bulletin 132(6), 823–865 (accessed October 20, 2026)
- Smyth (1998), Written emotional expression: effect sizes, outcome types, and moderating variables (accessed October 20, 2026)
- Pham & Taylor (1999), From thought to action: effects of process- versus outcome-based mental simulations on performance, Personality and Social Psychology Bulletin 25(2), 250–260 (accessed October 20, 2026)
This guide describes a personal reflection habit. It is not medical or psychological advice and does not promise any particular result.