追求幸福不是追逐快乐，而是培养意义。
历史研究不仅关乎过去，也关乎理解现在和预见未来。
The most important skill in AI is the ability to learn.
事实是，我有一半的时间不知道自己在做什么，但我自信地去做。
The writer is the enemy of all dictatorships, whether of the left or of the right.