There are secrets to our world that only practice can reveal, and no opinion or analysis will ever capture in full. - Nassim Nicholas Taleb

Organisms need, to use the metaphor of Marcus Aurelius, to turn obstacles into fuel — just as fire does.

I will use statistics and inductive methods to make aggressive bets, but I will not use them to manage my risks and exposure. ...[A]ll the surviving traders I know seem to have done the same. ...[T]hey make sure the cost of being wrong is limited ...they know ...which events would prove their conjecture wrong and allow for it ...They would then terminate their trade. This is called a stop loss ...I find it rarely practiced.

Mental clarity is the child of courage, not the other way around.