The world is a great book, of which they that never stir from home read only a page.

True understanding comes from empathy.

你不能只是坐下来写一本书。书不是那样写出来的。书是通过过你的生活，对世界开放，通过注意来写出来的。

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.

爱不是用来理解的，而是用来感受的。

自由不是给予的，而是夺取的。

The ability to learn from noisy data is a key aspect of robust machine learning systems.