Trading courses and coaches are useless- true or not

Do you feel lonely doing business?

Watching trends and doing analysis until late at night, no one cares about losses, no one applauds profits, good or bad, only you know, are you lonely? Do you enjoy solitude?

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?

Why are there so few stable profitable Huiyou? There are many liquidated and repeated losses? Is it really because of technical analysis?

The market often has some good and bad news, how should we generally treat it?

As a trader, how can you make a stable profit?