“Tis this times” plague, when madmen lead the blind.

The PAC learning framework provides a formal way to quantify the learnability of a concept class.

"You have to be patient and persistent. Success doesn't come overnight."

我们要敢于梦想，敢于实践，敢于失败，敢于成功。

富贵不能淫，贫贱不能移。越是富贵，越是不能骄傲；越是贫穷，越要坚守志向。虽然尊敬贤能的人，但也不能贬斥那些愚笨不肖的人。

I am certain of nothing but the holiness of the heart's affections, and the truth of imagination.

The novel is the most powerful tool for understanding the Other.

Failure is not terrible, what is terrible is not daring to try.

The greatest glory in living lies not in never falling, but in rising every time we fall.