The past is always with us, for it feeds the present.

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。

The only thing that stands between you and your dream is the will to try and the belief that it is actually possible.

——临终时对孔祥熙说，1925年3月

It goes against the grain of modern education to teach children to program. What fun is there in making plans, acquiring discipline in organizing thoughts, devoting attention to detail and learning to be self-critical?

宇宙充满了奥秘，这正是让科学家保持动力的原因。