我是一个非常积极的思想家，我认为这是我在困难时刻最能帮助我的东西。
I’m a very positive thinker, and I think that is what helps me the most in difficult moments.
Psychology is the science of mental life in its adaptive relations.
The strength of a political system lies in its ability to adapt to changing circumstances.
你并不等同于他人对你的评价。
我一直对人物的复杂性、使他们成为人类的层次感兴趣。
No hay nada más peligroso que la idea de un solo hombre.