I always tell my kids, 'If you're going to do something, do it well. And if you're not going to do it well, don't do it at all.'

Love is the only thing that can fill the emptiness of existence.

行为由当前刺激情境和过去的强化历史决定。

Art is not about answers, it's about questions.

I don't like favors; they oppress and make me fell like a slave. I'd rather do everything for myself, and be perfectly independent.

If you ask an economist what’s driven economic growth, it’s been major advances in things that mattered – the mechanization of farming, mass manufacturing, things like that. The problem is, our society is not organized around doing that.

The future belongs to those who believe in the beauty of their dreams.