0. That's why I don't trade.
When in a condition like this, yes it is true, just don't trade. And this is a very wise decision, rather than forcing yourself and eventually getting a lot of losses.
Those who actually have good knowledge about trading and believe that trading will never guarantee anyone profit, they have confidence in themselves through their analysis, but they do not have overconfidence.
Usually when someone is overconfident, it is actually their ability is not that good. and in fact more often losses, because overconfidence is bad behavior and attitude in several things, and actually makes him not want to be self-aware and equip himself as well as possible, because he feels very capable of winning, but does not pay attention to several other factors including the security of past rulers/