抒情诗的存在是为了纠正叙事的过度。
The most important thing is to be happy with what you're doing.
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
——《在沪举办茶话会上的演说》（1916年7月17日）
In the end, we will remember not the words of our enemies, but the silence of our friends.
人工智能的未来取决于无监督学习。
The division of labor is limited by the extent of the market.