What good is the warmth of summer, without the cold of winter to give it sweetness.

The end of history will be a very sad time. The struggle for recognition, the willingness to risk one's life for a purely abstract goal, the worldwide ideological struggle that called forth daring, courage, imagination, and idealism, will be replaced by economic calculation, the endless solving of technical problems, environmental concerns, and the satisfaction of sophisticated consumer demands.

写作是一种爱的行为，一种对文字的完全奉献。

水产养殖的创新不仅仅是技术问题，更是理解海洋生命与人类需求之间的和谐。

我们不是从祖先那里继承了地球，而是从子孙那里借来的。

I’m not here to be perfect, I’m here to be real.

在数学中，最简单的问题往往导致最深刻的发现。