He lost me at the part where the secret to life is becoming a professional poker player. Because in a highly competitive game of chance you're pretty much guaranteed to come out on top to the tune of $50-60 an hour... Does this post strike anyone as completely f'ing delusional? Perhaps applicable to the author, one of the greatest card sharks alive today, but seems silly to the vast majority.
I've taught more than 20 people how to play Poker and you can usually tell within a couple days what their biggest weaknesses are going to be. Within two weeks, you can tell if they have the willpower to correct them. Most people do not; gambling can be pervasive in the mind.