正如几何学最自然的起点是数学点，在观察和自然历史中采用同样的方法也最真实、简单且富有教益。
As in geometry the most natural way of beginning is from a mathematical point, so is the same method in observations and natural history the most genuine, simple, and instructive.
重要的不是你如何跌倒，而是你如何重新站起来。
We are here to laugh at the odds and live our lives so well that death will tremble to take us.
My goal is not to be better than others, but to be better than myself.
建模的艺术在于忽略正确的东西。
所以,音乐越繁复,治国的成绩越少。因此来看,音乐不是用来治理天下的啊！