Success is a lousy teacher. It seduces smart people into thinking they can’t lose.” 

“Don’t compare yourself with anyone in this world… if you do so, you are insulting yourself.”

“Your most unhappy customers are your greatest source of learning.”

“Be nice to nerds. Chances are you’ll end up working for one.”

“Life is not fair — get used to it!”

“Patience is a key element of success.”

“It’s fine to celebrate success, but it is more important to heed the lessons of failure.”

“To win big, you sometimes have to take big risks.”

“I choose a lazy person to do a hard job. Because a lazy person will find an easy way to do it.”

“If you think your teacher is tough, wait till you get a boss.”