生活若无波折险阻，就会过于平淡无奇。
Life would be too smooth if it had no rubs in it.
To be a writer is to be a professional observer.
成功的关键在于坚持，坚持，再坚持。
The Langlands program is a challenge to our understanding of the fundamental nature of mathematics.
Time is dead as long as it is being clicked off by little wheels; only when the clock stops does time come to life.
