在数学中，提出问题的艺术必须比解决问题更有价值。
In mathematics, the art of proposing a question must be held of higher value than solving it.
The history of life is a history of change.
我不是说唱歌手，我是个玩说唱的诗人。
The best leaders are those who listen more than they speak.
The only limit to our realization of tomorrow is our doubts of today.
我从来对平庸不感兴趣。