Personal experience sharing

What should I do if my trading system encounters a retracement?

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?

What would you say to yourself if you went back to your first day in trading?

What should I do if I am about to liquidate?

How to distinguish between "noise" and "signal" in the trading field, and extract truly valuable information?

The financial market is flooded with a lot of information all the time, how can we extract something of real value from this information?