实现不可能的唯一方法就是相信它是可能的。

The pain of parting is nothing to the joy of meeting again.

仓库里空虚了日子就会难，子孙愚笨了怎么知晓礼义呢？

The consistency of your endeavors (exercise， companionship， work) is more important than the quantity. Nothing beats small things done every day， which is way more important than what you do occasionally.

The goal of mathematics is to make the simple complicated, and the complicated simple.

一个命题的证明是一种性质使得我们相信该命题的过程。

As long as man continues to be the ruthless destroyer of lower living beings， he will never know health or peace. For as long as men massacre animals， they will kill each other.

终结贫穷的起点是承认：我们都在同一条船上。