"The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all."

治理天下的人，就像牧马的人一样，关键是要除去害群之马。

The heart is an organ of fire.

时间是防止一切同时发生的东西。

科学不仅仅是寻找答案，更是提出更好的问题。