Three rules for a career: 1) Don't sell anything you wouldn't buy yourself. 2) Don't work for anyone you don't respect and admire. 3) Work only with … - Charlie Munger

Man’s imperfect, limited-capacity brain easily drifts into working with what’s easily available to it. And the brain can’t use what it can’t remember or when it’s blocked from recognizing because it’s heavily influenced by one or more psychological tendencies bearing strongly on it … the deep structure of the human mind requires that the way to full scope competency of virtually any kind is to learn it all to fluency — like it or not.

I didn't get to where I am by going after mediocre opportunities.

My second prescription for misery is to learn everything you possibly can from your own experience, minimizing what you learn vicariously from the good and bad experiences of others, living and dead. This prescription is a sure-shot producer of misery and second-rate achievement.