In Algorithms to Live By: The Computer Science of Human Decisions by Brian Christian and Tom Griffiths, “Regret is the results after comparing what we have done with the best possible scenario.”
There is an algorithm for living with the least amount of regrets that advises us to do something quite simple: live optimistic. It supports us to dare to take risks, not to choose safety measures. Sounds like a bet, right? But that is the crux of this algorithm.