The collaboration between theory and experiment is essential for the advancement of physics.

The PAC learning framework provides a formal way to analyze the efficiency and effectiveness of learning algorithms.

我不完美，但我一直在努力变得更好。

我不是一个喜欢对抗的人，但如果必须的话，我会为自己站出来。

Nature is the best teacher.

The world perishes not from bandits and fires, but from hatred, hostility, and all these petty squabbles.

成功的关键是永不停止学习。