写作是那些没有写作就无法生活的人的职业。
我认为最重要的是对自己诚实,对周围的人诚实。
The deepest principle in human nature is the craving to be appreciated.
The oldest, shortest words—'yes' and 'no'—are those which require the most thought.
Every mathematical problem is a window into a deeper understanding of the world.