"The joy of discovery is certainly the liveliest that the mind of man can ever feel."

"The power of a story is in its ability to inspire creativity."

The core value of cloud computing is that it can make computing resources as popular as water and electricity.

要求对并非直接被给予的对象提供先天证明，是徒劳的。

学习数学的最好方法就是做数学。