关于黄金的暴涨

What is the essence of trading profit?

Are you happy doing business?

There is no such question, so I mention it.

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?

Winning ratio and profit-loss ratio, which one do you value more?

Why do many people in trading study Taoist or Buddhist theories?