直到某些意外事件从外部触发，人们才会突然意识到真相。

We must accept finite disappointment, but we must never lose infinite hope.

心灵是一个不断适应的过程。

"The world is full of signs, but we are often too blind to see them."

You cannot teach a man anything, you can only help him to find it for himself.

The world is a book, and those who do not travel read only one page.