Always try to keep a patch of sky above your life.
永远努力在你的生活之上保留一片天空。
The universe is not only stranger than we imagine, it is stranger than we can imagine.
Success is not about being the best, it's about being better than yesterday.
每一个优秀的数学家至少是半个哲学家，而每一个优秀的哲学家至少是半个数学家。