再说，义就是匡正的意思，不能以下正上，必须是以上正下。 

Ideas are like fish. If you want to catch little fish, you can stay in the shallow water. But if you want to catch the big fish, you've got to go deeper.

The core competitiveness of an enterprise lies in its unique resources and capabilities.

能够容忍你无知的人，可称之为真正的朋友。