Hindsight is 20/20. So why are you stressing about if your decision is correct? The best thing you can do is focus on if you've approached it in the best way. This is what mental models are for. Darius Foroux persuades us to be comfortable and confident in our decision making by focusing on this:

So instead of focusing on how successful your choices are, focus on how comprehensive your decision-making process is. — Darius Foroux
Mental Models: Look At Your Decision-Making Process, Not The Outcome
Why is it that we, as a society, romanticize outcomes? Only things and people that succeed are celebrated. Just look at all the articles and books that idolize successful people. And to a degree…

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