最终，我们只会后悔没有抓住的机会。

The best way to improve a program is to rewrite it.

机器学习中的挑战不仅仅是发现数据中的模式，而是发现能够推广到新的、未见过的数据的模式。

Don't fear failure; fear the absence of trying.

The whole conviction of my life now rests upon the belief that loneliness, far from being a rare and curious phenomenon, peculiar to myself and to a few other solitary men, is the central and inevitable fact of human existence.

梦想不是年轻人的专利，而是所有追求进步的人的共同语言。

要理解现在，我们必须首先理解过去。