We don't inherit the ocean from our ancestors; we borrow it from our children.

我们无法仅依靠理性来认识因果关系。

谦虚：向苏格拉底和耶稣学习。

There is more than one kind of freedom... Freedom to and freedom from. In the days of anarchy, it was freedom to. Now you are being given freedom from. Don't underrate it.

最好的儿童书籍是那些让孩子思考的书籍。