To understand mathematics is to speak the language of the universe.
当墓地里最有钱的人对我并不重要。对我来说,重要的是夜晚入睡前能为自己达到的成就喝采。
The best time to plant a tree was 20 years ago; the second-best time is now.
我不害怕死亡。我唯一害怕的是转世回来。
每个人都是自己故事里的英雄。