Good science requires both creativity and discipline.
In the end, we will remember not the words of our enemies, but the silence of our friends.
一个命题的证明是一种性质使得我们相信该命题的过程。
商业成功和环境责任可以而且应该齐头并进。
相信有时是痛苦的。但如果停止相信，什么都不会开始。
I was not born blind, I became blind at the age of 12. So I have seen the world and I know what things look like. When I sing about love and pain, joy and sadness, I know what I'm singing about.
I don't count my sit-ups. I only start counting when it starts hurting.