时间不是线性的;它是一个循环。
Actions are right in proportion as they tend to promote happiness; wrong as they tend to produce the reverse of happiness.
领导力是激励他人看到自己内在的潜力。
If we don't believe in freedom of expression for people we despise, we don't believe in it at all.
I've always been a very private person, but I've learned that it's okay to let people in.
The major credit I think Jim and I deserve... is for selecting the right problem and sticking to it.