Cognitive processes are rule-governed transformations of symbolic structures.

The true value of a forest lies in its ability to balance ecological needs with human aspirations.

我不是专业人士，我没有专业生涯，我只是做我所做的事。

Never use a credit card for credit. The only kind of credit， or debt， that is acceptable is debt to acquire something whose exchange value is extremely likely to increase， like in a home. The exchange value of most things diminishes or vanishes the moment you purchase them. Don’t be in debt to losers.

合作比竞争更重要，生态比单打独斗更有生命力。

The greatest glory in living lies not in never falling, but in rising every time we fall.

I think it would be a disaster. The extraterrestrials would probably be far in advance of us. The history of advanced races meeting more primitive people on this planet is not very happy, and they were the same species. I think we should keep our heads low.

我一直被一种声音所吸引，它既绝对权威，又绝对谦卑。

I don't regret anything I've done.