Those who can't do, teach. This is especially true in the finance space. Most people giving you advice either don't know what they're doing and have no experience, or have failed miserably personally.

If active investing worked, how come most funds, professionals, in an individual investors significantly underperform broad indexes on a multi-decade view?

Markets react positively to the fact that the Fed chair is basically all talk and won't raise interest rates to combat inflation.