About Elliot Wave Theory

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

Why do successful traders not advise others to trade?

As far as I know, many master traders will rely more on the sense of the market, how to cultivate this feeling?

What is the essence of trading profit?

How to understand the phrase "the simpler the trading system, the better"?

What is the degree of simplicity here? Or the simplicity here is not what I thought, just use a few indicators, so what do you think of this sentence?