数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。

But man is not made for defeat.A man can be destroyed but not defeated.

"I am not interested in the individual fate of the characters, but in the social conditions that produce such fates."

To be human is to be vulnerable.

【译文】 孔子说：“《关雎》这篇诗，快乐却不淫秽，悲哀却不伤痛。”