The beauty of mathematics is that it allows us to abstract away the complexities of the real world and focus on the underlying principles.

Sometimes you have to go through the darkness to get to the light.

Disruption is not about technology; it's about business models.

Literature is the memory of humanity.

Creativity takes courage.

量入为出，储蓄投资。学习你需要学习的东西。

我从来不知道我对某事的看法，直到我读到我写的东西。