数学不是关于数字、方程、计算或算法的：它是关于理解的。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
Our relationships with others are mirrors that reflect our own inner world and psychological state.
我认为诗歌的本质是对世界开放，对经验开放，对他人开放。
The best way to cheer yourself up is to try to cheer somebody else up.
万物都存在于心中，心中充满道理，充塞宇宙的也无非是这个理。