I can never be safe; I always try and go against the grain. As soon as I accomplish one thing, I just set a higher goal. That's how I've gotten to where I am.

I always did something I was a little not ready to do. I think that’s how you grow.

位置测量越精确，动量测量就越不精确，反之亦然。

世界上充满了隐藏的联系。