How to control your emotions in trading?

My usual trading system continues to fail, what should I do?

If a trading system built by myself often fails and causes losses, should I abandon this system and replace it with another one? Is there a stable and profitable trading system?

As a "trader", what trading discipline do you have to restrain yourself?

How to solve the conversion between large cycle and small cycle?

Seeking expert guidance, what is the difference between left-hand trading and right-hand trading?

In the past few months, I feel that the more I study, the more I study, but it will decline. Sometimes I feel conflicted. I don’t know why?