The only thing you absolutely have to know is the location of the library.
Success is not about the money you make, it's about the difference you make in people's lives.
To me, fearless is not the absence of fear. It's not being completely unafraid. To me, fearless is having fears. Fearless is having doubts. Lots of them. To me, fearless is living in spite of those things that scare you to death.
When you are young, you think that the world is a place where you can live as you choose. But as you get older, you realize that the world is a place where you have to live as you must.
The true writer is one who writes because he has something to say, not because he wants to say something.
科学中真正的回报是为比自身更伟大的事业做出贡献。
The art of living lies less in eliminating our troubles than in growing with them.
Love doesn't just sit there, like a stone; it has to be made, like bread, remade all the time, made new.