再说，义就是匡正的意思，不能以下正上，必须是以上正下。 

I want to be a tree, not because trees don't speak, but because trees don't lie.

Think globally, act locally.

"The goal of AI should be to augment human intelligence, not replace it."

The reasonable man adapts himself to the world; the unreasonable one persists in trying to adapt the world to himself. Therefore all progress depends on the unreasonable man. )