“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.”

“Who will bear witness to these small islands and oases of wildness as land is divided and sold to become strip malls, housing developments,and parking lots? What happens to the natural history here...”

“Inhabitants of urban industrial cultures have no point of contact with grain, chickens, cows, or, for that matter, with topsoil. We have no basis of experience to outweigh the arguments of politica...”

“The manufacture and running of all the world's computers, the toxicity of the hardware mountains that we currently dump on other countries; all this can be totted up on the environmental account of...”

“Romance is the deepest thing in life. It is deeper than reality.”

“when you're a kid, they tell you that it's what's on the inside that counts. Looks don't matter . But that's not true. Guys like Phoebus in The Hunchback, or Dorian, or the old Kyle Kingsbury-- the...”

“Every concept of reality is all in our head, belief is what makes truth.”