"We die. That may be the meaning of life. But we do language. That may be the measure of our lives."

The past is a foreign country; they do things differently there.

You have to believe in yourself when no one else does.

听到了却没有亲眼见到，即使听得再多，也必有谬误；亲眼见到了却不能理解，即使记得再多，也必有错误；知道了却不去实际践行，就是知识再多，也必然困惑。