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Fear-Setting Exercise: Define, Prevent and Repair Your Worst Case
You have a big decision in front of you: quit the job, move abroad, launch the project. And every time you get close, a fog of “what ifs” rolls in and you stall. A fear setting exercise clears that fog. You write down exactly what could go wrong, how to prevent it, and how you would recover. Then you put the cost of doing nothing next to it.
This guide walks through the full method using one realistic example. By the end, you will know how to run it on your own decision, and you can grab the free Fear-Setting Worksheet to do it on paper.
What a fear-setting exercise is and where it comes from
Fear-setting was popularised by author Tim Ferriss in his 2017 TED talk, “Why you should define your fears instead of your goals”. He describes it as a written exercise, and he links it to the Stoic practice the Romans called premeditatio malorum: imagining setbacks in advance so they lose their power to surprise you. Ferriss also lays out the full method on his blog.
The idea is simple. Fear feeds on vagueness. A blurry “this could ruin me” feels huge. A written list of specific problems, each with a fix, usually feels manageable. The exercise has three parts:
- Define, prevent, repair: name the worst cases and plan around them.
- Benefits: list what you gain from trying, even if you only partly succeed.
- Cost of inaction: describe your life if you change nothing.
Below, we run all three on one decision: Sam, a hypothetical marketing manager, wants to quit a stable job to go freelance.
Step 1: Define, prevent and repair your worst case
Draw three columns. In the first, write everything that could go wrong if you take the leap. Aim for 10 to 20 items, and make each one concrete. “It fails” is not concrete. “I land no paying clients in three months” is.


Define
Sam’s list might include:
- No paying clients in the first three months.
- Savings run out before income becomes steady.
- Feeling isolated without coworkers.
- Family thinks it was a reckless move.
Prevent
For each fear, write what you could do now to make it less likely. Sam could line up two clients on the side before resigning, build a savings buffer first, and book a weekly co-working day. Prevention is where vague dread becomes a to-do list.
Repair
Now assume the worst case happens anyway. How would you recover, and who could help? Sam could take contract work through a former employer, reapply to in-house roles with a stronger portfolio, or cut costs for a few months. Ask yourself one direct question: has anyone less prepared than me recovered from this? Usually the answer is yes.
This column is the heart of calculated risk taking. You are not pretending the risk is zero. You are confirming that most outcomes are survivable and repairable.
Step 2: List the benefits of trying, even partly
Fear tends to frame every leap as all-or-nothing. This step breaks that frame. Write down what you would gain from an attempt or a partial success, not just a total win.
For Sam, even a freelance stint that ends in a return to employment could bring:
- New skills in sales, pricing and client management.
- A wider network and a stronger portfolio.
- Confidence from proving they can earn independently.
- A clear answer instead of years of wondering.
Rate each benefit on a simple 1 to 10 scale for how much it matters to you. Then compare it with the worst cases from Step 1. Often the upside of trying is larger and more permanent than the downside of failing.
Step 3: Calculate the cost of inaction
This is the step most people skip, and it is the one that shifts decisions. Playing safe feels free, but it has a price. Write out what your life looks like if you change nothing, at three points: six months, one year and three years from now.
Cover more than money. Include your energy, your relationships, your health habits, your skills and your sense of self-respect. For Sam, the three-year picture might read: same role, same frustrations, growing resentment, and a freelance market that has moved on without them.
Seeing the cost of inaction in writing makes it real. Fear of change is loud. Fear of staying stuck is quiet, so it needs paper to compete.
How to make a big life change with your results
Once all three pages are filled in, read them in one sitting. You are looking for a clear-eyed answer, not a pep talk. Sometimes the exercise says “go”. Sometimes it says “not yet, build the buffer first”. Both are wins, because both replace paralysis with a plan.
Turn the results into action:
- Pick your top three prevention steps and give each a deadline.
- Set a trigger date. For example: “If I have two clients and four months of expenses saved by March, I resign.”
- Test small first. A side project, a short trip abroad or a single difficult conversation can show how the bigger move might feel.
- Repeat the exercise whenever a new fear shows up. It works for small dares too.
If your decision involves money, health or legal status, such as visas when moving abroad, use this exercise to organise your thinking, then check the specifics with a qualified professional. Fear-setting helps you see risks clearly. It is not financial, medical or legal advice.
Want to keep building the habit? Try today’s Daily Dare for one small courageous action, browse the Watch library for videos on fear and risk, or read more on overcoming self-doubt in Read.
Your next step: download the Fear-Setting Worksheet
The fear setting exercise works because it forces fear out of your head and onto the page, where you can define it, prevent it, repair it and weigh it against the cost of standing still. One honest hour with it can do more than months of circling the same decision.
Get the free Fear-Setting Worksheet from the Toolkit. It has all three pages laid out with prompts, so you can start on your own leap today.