I guess the author is a "do as I say, not as I do" kind of person.
I hardly think that "dumb luck" has been the most outcome-determinative factor in his life so far. Or that very little has been "good enough" for him. It's a good theory for the masses, though.
Absolutely incredible desire for, and pursuit of, greatness by that fellow.
http://www.avramalpert.com/wp-content/uploads/2018/10/alpert_CV.pdf