Trading is complex because it's too simple.
Because you need to follow rules, to apply this rules and never stop to apply this rules.
This is behaviour has a name: discipline. It's something that a lot of people can see as only stupid but the only way to make a profit with your own money trading
No, it's complex.
Indeed, humans need problems to feel alive and because in Trading you don't have a problem, you create them.
Fear and greed are sting(s) on your back pushing you the worst decision you can make.