"Writing is a way of talking without being interrupted."
He was a man who had always been too busy to live, and now he was too busy to die.
There is no method but to be very intelligent.
Collaboration in mathematics is essential; no one can solve all the problems alone.
人一生中的主要任务是诞生自己，成为他潜在的样子。他努力的最重要产物是他自己的个性。
The secret of theory is that truth does not exist.
历史是一个画廊，里面原作很少，复制品很多。
In seeking truth you have to get both sides of a story.