Being around some of the bright lights of the technology world and having them expect great things helps you sit down and do it seriously.

Reality is painful -- it's so much easier to keep doing stuff you know you're good at or else to pick something so hard there's no point at which it's obvious you're failing -- but it's impossible to get better without confronting it.

I don’t want to be happy. I just want to change the world.

Creativity comes from applying things you learn in other fields to the field you work in.

Books are totally useless unless you take their advice. If you just keep reading them, thinking "that's so insightful! that changes everything," but never actually doing anything different, then pretty quickly the feeling will wear off and you'll start searching for another book to fill the void.

But like all power, there are those who want to keep it for themselves. The world's entire scientific and cultural heritage, published over centuries in books and journals, is increasingly being digitized and locked up by a handful of private corporations. Want to read the papers featuring the most famous results of the sciences? You'll need to send enormous amounts to publishers like Reed Elsevier.

But all of this action goes on in the dark, hidden underground. It’s called stealing or piracy, as if sharing a wealth of knowledge were the moral equivalent of plundering a ship and murdering its crew. But sharing isn’t immoral - it’s a moral imperative. Only those blinded by greed would refuse to let a friend make a copy.