The best experiments often come from simple ideas and careful observation.

I think it's important to have a good hard failure when you're young... I learned a lot from that. Because it makes you kind of aware of what can happen to you. Because of it, I've never had any fear in my whole life when we've been near collapse and so on. I've never been afraid.

世界是一面镜子，它向你展示你带给它的东西。