"The beauty of computational complexity lies in its ability to reveal the inherent difficulty of problems, regardless of the specific algorithms used to solve them."

Young people must equip themselves for life's duties and guard against its temptations.

The power of the mind is immense, and harnessing it can lead to profound changes in our lives.

童年转瞬即逝，但一本好书可以让它停留得更久一点。

政策规则优于自由裁量，因为它们消除了时间不一致性问题。