“I could go and buy one of the islands in theBahamas and turn it into my personal fiefdom, but I am much more interested in trying to build andcreate a new company.”

“It is important to view knowledge as sort of a semantic tree -- make sure you understand the fundamental principles, ie the trunk and big branches, before you get into the leaves/details or there i...”

“I think its important to reason from first principles rather than by analogy. The normal way we conduct our lives is we reason by analogy. [With analogy] we are doing this because its like somethin...”

“I'm not trying to be anyone's savior. I just try to think about the future and not be sad”

“You need to live in a dome initially, but over time you could terraform Mars to look like Earth and eventually walk around outside without anything on... So it's a fixer-upper of a planet.”

“My proceeds from the PayPal acquisition were $180 million. I put $100 million in SpaceX, $70m in Tesla, and $10m in Solar City. I had to borrow money for rent.”

“If two men on the same job agree all the time, then one is useless. If they disagree all the time, both are useless.”

“Silence is the invisibility of talking. I'd take half an argument over half a silence any day. And I'd take peace and quiet over a full-blown argument any other day, unless it's Tuesday.”

“You dont know anything about me.No, I know not everything about you. But I sense enough to know you have mistaken obsession with drive, guilt with injustice. I know you want to escape what you are,...”

“All your thoughts, imagination, feelings, emotions and sensation are part of the mechanical process that can be understood, at the state of self-realization.”

“Think independently and critically, but never forget to think with understanding and love.”

“When we blindly adopt a religion, a political system, a literary dogma, we become automatons.”

“What baseball managers did do, on occasion, beginning in the early 1980s, was hire some guy who knew how to switch on the computer. But they did this less with honest curiosity than in the spirit o...”

“I've poured my heart out on this page. Now burn it and destroy the evidence that anyone ever cared this much for you.”

“I couldn't care less about evidence and proof and assurances. I just want God. I want God inside me. I want God to play in my bloodstream the way sunlight amuses itself on water.”