写作是一种乐观的行为。
The act of writing is an act of optimism.
数学家的模式,就像画家或诗人的模式一样,必须是美丽的。
镜头捕捉真相,所以你必须诚实。
The most important thing is to keep your mind active.
The environment will appear different to different observers depending on what they are prepared to see.