Eat healthy, take your supplements, be clean, go to the gym, read, study ,learn.
After this you are ready to go to war and more importantly have a chance to win.
There is no point in thinking you can win if you can't discipline yourself.
If you are not able to even buy 50 bucks worth of $BTC once in a month you are not mentally strong and capable of winning on this market, everyone is afraid but not everyone will take the risk.