"The only person you should try to be better than is the person you were yesterday."

You pray for rain, you gotta deal with the mud too. That's a part of it.

Every failed experiment teaches you something valuable—don’t fear mistakes.

The more you are interested in others， the more interesting they find you. To be interesting， be interested.

自由民主的传播和世界经济的整合是推动世界走向历史终结的两大主要力量。