"The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter."

改变你的思想，你就能改变你的世界。

If you want to live a happy life, tie it to a goal, not to people or things.

The friend who holds your hand and says the wrong thing is made of dearer stuff than the one who stays away.

I have to be alone very often. I'd be quite happy if I spent from Saturday night until Monday morning alone in my apartment. That is how I refuel.