历史学家是向后看的先知。
积极心理学最重要的原则是:他人很重要。
The most dangerous thought you can have as a creative person is to think you know what you're doing.
I don't think that you have any insight whatsoever into your capacity for good until you have some well-developed insight into your capacity for evil.
Don’t wait for the perfect moment—take the moment and make it perfect.