That thing that made you weird as a kid could make you great as an adult — if you don’t lose it.

Consciousness is like a river—you can never step into the same stream of thought twice.

I'm not afraid of aging. I think it's a privilege to grow old.

教育是你可以用来改变世界的最强大的武器。

圆的周长大于任何内接等边多边形的周长，小于任何外切多边形的周长。

研究中国经典不仅是一种学术追求，更是一场自我发现的旅程。