The forest doesn't need us, but we need the forest—our survival depends on it.

习惯就是习惯，谁也不能将其一下子扔出窗外，只能一步一步地引下楼。

There is, I believe, in every disposition a tendency to some particular evil, a natural defect, which not even the best education can overcome.

A true mathematician is always a student, always learning.

The paradox of preventive healthcare: Those who need it most value it least.

最好的故事是那些让我们质疑自己的故事。