Earlier quoted context omitted.
Well, he's not taking risks anymore by doing this. He has already proven himself, he's rich, and he's paid incredible amounts to do whatever he likes.
The lesson to be learned is that it’s less risky, not more, to understand that some ideas don’t work out and to have ways to identify failures quickly.
I wonder if, societally, it's true though, or if statistically the more reliable way to "succeed" in life, is getting good at selling and defending ideas, even the bad ones.