不担心别人不了解自己,担心的是自己不能了解别人。
创造出前所未见的东西是最伟大的挑战。
数学的本质在于它的自由。
The biggest risk is not taking any risk. In a world that is changing quickly, the only strategy that is guaranteed to fail is not taking risks.
The past is not dead, it is not even past.