My life's been defined by my actions. I've shaped my destiny through my battles. I would rather keep chasing after my dreams until I crumble into dust than sit around waiting for fate to show me mercy.

Think! There's nothing certain in our future! All we can hope for is a vague continuation. But in spite of that, you're going to keep on living. You can't give up on life just because it's vague. It's a question of possibilities...

There was no more meaningless phrase in all of language than "Cheer up!" The only way to get someone to cheer up was to help them forget, and saying "cheer up" had quite the opposite effect, only reminding the person why he or she was depressed in the first place.

It wasn’t that we started to look at things because there was now a mechanism by which to see them. There first had to be a will to see, buried somewhere inside living things. Without it, the mechanism would never have taken shape.