When I got to 40 or so... I had the sense when I looked back over my life I would actually see a mess of decisions, a few of which I had thought about, some of which I had sort of stumbled on, and many that I had no control over whatsoever.
The world is always right.
The beauty of mathematics lies in its ability to describe the fundamental laws of nature with precision and elegance.
当别人都不相信你时,你必须相信自己——这就是冠军的秘诀。