"Manchmal muss man weit reisen, um zu verstehen, was zu Hause passiert."

The strength of a society lies in its ability to balance individual freedom with social cohesion.

Every decision we make today echoes in the waters of tomorrow.

善于教导的人必须遇到善于学习的人，才能使教育的效果更大。

You smiled and talked to me of nothing and I felt that for this I had been waiting long.

数学的本质不是使简单的事情复杂化，而是使复杂的事情简单化。