A Simple Decision-Making Framework for Life's Choices: 4 Questions
A decision-making framework you can use for everyday and big personal choices: four questions, a quick way to score your options, and which classic framework to borrow for which kind of decision.
A decision-making framework is simply a set of questions you ask in the same order every time, so a choice doesn't depend on your mood that day. The simplest one that works for personal decisions has four questions: What exactly am I deciding? How big is it, and can I undo it? What matters most here? And which option fits best — and what would change my mind?
Most frameworks you'll find online are built for teams and companies: prioritising a product roadmap or running a meeting. This guide is for the choices you make as a person — which offer to take, where to live, whether to start something new. It gives you the four questions, a quick way to score your options, and a short guide to which classic framework to borrow when.
Why use a framework at all?
Without a framework, most decisions are made in whatever state you happen to be in. You over-research small choices, rush big ones, or keep reopening a decision you've already made. A simple framework does three things:
- It sizes the decision, so you spend effort where it matters.
- It makes your priorities explicit, so you can see why one option wins.
- It gives you a stopping point, so you can decide and move on.
It doesn't replace judgement. It just makes sure your judgement has something to work with.
The 4-question framework
1. What exactly am I deciding — and by when?
Write the decision as one sentence with a deadline. "Should I take the job in Shanghai or stay where I am, decided by Friday" is a decision. "What should I do with my career?" is a topic, and you can't choose a topic.
While you're at it, check your options. If you only have two, ask whether there's a third: a version of both, a smaller step first, or simply "not yet".
2. How big is it, and can I undo it?
Some decisions are easy to reverse — a course you can drop, a city you can leave after a year. Others are hard to undo. Jeff Bezos described this as the difference between "two-way doors" and "one-way doors" (2015 letter to Amazon shareholders): go through two-way doors quickly, and take your time with one-way doors.
A rough guide:
- Small and reversible: decide in minutes, or set yourself a short time limit.
- Big but reversible: decide in days, and treat it as an experiment you can adjust.
- Big and hard to undo: take the time to work through the next two questions carefully.
3. What matters most here?
List what you care about in this particular decision, then circle the top three. For a job, that might be what you'd learn, time with family and pay. For a flat, it might be the commute, the rent and the space.
Three is enough. With ten criteria, everything matters a little and nothing decides. Your criteria should come from your own values, not from what you think you should want — which is why knowing yourself helps. Some people use personality frameworks such as MBTI or BaZi as a mirror for what they tend to prioritise.
4. Which option fits best — and what would change my mind?
Compare each option against your top three criteria. For many decisions, a quick look is enough. If it isn't, score them (see below).
Then ask: what would make me change my mind? If you can name a piece of information that would flip the decision, go and get it. If you can't, you probably have enough to decide.
How to score your options quickly
When options are close, a simple scoring method — often called a decision matrix — makes the trade-offs visible. Give each criterion a weight from 1 to 3, score each option from 1 to 5, multiply and add.
Example: choosing between three flats, with the commute weighted ×3, the rent ×2 and the space ×1.
- Flat A (close to work, small, average rent): commute 5, rent 3, space 2 → 15 + 6 + 2 = 23
- Flat B (far, large, cheap): commute 2, rent 5, space 5 → 6 + 10 + 5 = 21
- Flat C (in between on everything): commute 4, rent 3, space 4 → 12 + 6 + 4 = 22
Flat A comes out ahead, but only just. That's useful information too: when the totals are this close, any of the three is a reasonable choice, and you can use a tie-breaker. Our guide to making hard decisions when you can't choose has seven.
One more check: notice how you feel about the result. If you're disappointed that Flat B didn't win, a criterion is probably missing or weighted too low. Adjust it honestly, then score again.
Which classic framework to borrow for which decision
The four questions work for most choices. For some decisions, a well-known framework adds a useful angle:
- When you're choosing between two options and your values are at stake: 10/10/10 (Suzy Welch, 10-10-10, 2009). Ask how you'll feel about each option in 10 minutes, 10 months and 10 years. It separates the short-term discomfort from the long-term outcome.
- When it's a long-term, life-direction choice: regret minimisation, the way Jeff Bezos described his 1994 decision to leave his job and start Amazon. Imagine yourself much older, looking back: which choice are you more likely to regret not making?
- When you have several options and several criteria: the decision matrix above.
- When you want to avoid blind spots on a big decision: WRAP (Chip Heath and Dan Heath, Decisive, 2013) — widen your options, reality-test your assumptions, attain distance before deciding, and prepare to be wrong.
For the biggest decisions — the ones that change where you live or what you do every day — our guide to big life decisions walks through a fuller process.
After you decide
A framework is only half the job. The other half is following through:
- Write down why you chose. One or two sentences is enough. When doubts come back, you can check whether anything has actually changed.
- Set a review point. For a reversible decision, pick a date to check how it's going. Until then, give it a fair try.
- Don't re-run the decision every day. New information is a reason to review; a bad afternoon is not.
Common mistakes
- Using a heavy framework for a light decision. If it's small and reversible, just decide.
- Too many criteria. Three that matter beat ten that don't.
- Borrowing someone else's priorities. The weights should reflect what you care about.
- Treating the score as the answer. The numbers show the trade-offs; you still make the call.
- Skipping the "what would change my mind?" question. It's the quickest way to know whether you need more information or more courage.
Frequently asked questions
What is a decision-making framework?
It's a fixed set of steps or questions you use to make a choice, so you weigh options the same way each time instead of deciding on impulse. Frameworks range from a few questions to detailed scoring methods.
What is the simplest decision-making framework?
Four questions: what exactly am I deciding and by when; how big is it and can I undo it; what matters most; and which option fits best and what would change my mind. For small decisions, the first two questions are often enough.
Which framework is best for personal decisions?
Start with the four questions above. Add a decision matrix when you have several options and criteria, 10/10/10 when short-term feelings and long-term outcomes pull in different directions, and regret minimisation for life-direction choices.
How do I stop overthinking a decision?
Size it first. If it's reversible, set a short deadline and treat it as an experiment. If it's hard to undo, ask what information would change your mind, get that, and then decide.
Should I trust the numbers or my gut?
Use both. Score the options, then notice your reaction to the result. If they disagree, look for the criterion you left out — the disagreement usually points to it.
Talk it through with Dewen
Sometimes the hardest part is putting the decision into words. Dewen is an AI life advisor that helps you frame the decision, name what matters most to you and weigh your options — including through BaZi as a lens for understanding yourself. The final call is always yours. Start a conversation.