数学不仅仅是关于数字、方程、计算或算法:它是关于理解的。
Quality is more important than quantity. One home run is much better than two doubles.
There's only one corner of the universe you can be certain of improving,and that's your own self.
True progress happens when we stop optimizing for the past and start building for the future.
You can only find out what you actually believe (rather than what you think you believe) by watching how you act. You simply don’t know what you believe, before that. You are too complex to understand yourself.