It's not just that we need to set more flexible goals. We ourselves also need to be more flexible in the way we evaluate success and failure. - Annie Duke

A necessary part of becoming a better decision-maker is learning from experience. Experience contains the lessons for improving future decisions. Resulting causes you to learn the wrong lessons.

Pros and cons lists are flat, as if (payoff) size doesn't matter. Because it is merely in list form, a pros and cons list treats the chance of an early arrival as equal to the possibility of getting into a serious traffic accident. Without explicit information about size, about the magnitude of any pro or con, it is unclear how you would compare the positive and negative sides of the list. If there are ten pros and five cons, does that mean you should go with the decision? It is impossible to say without information about the size of the payoffs, because without that you can't figure out if the upside potential outweighs the downside.

When it comes to quitting, the most painful thing to quit is who you are.