The habits of life form the soul, and the soul forms the countenance.

The mind is everything. What you think, you become.

The history of philosophy is not, like the history of the sciences, to be considered as a mere chronological record of discoveries and errors. It is the history of the human spirit in its endeavor to understand itself and its relation to the universe.

The Internet is not just a technology, it's a social phenomenon.

我们不能用制造问题时的同一水平思维来解决问题。

人性的弱点总是充满贪婪、恐惧或者是愚蠢，这是完全可以预测的，但是我们无法预测这种人性弱点的发生顺序。

最优财政政策要求税收随时间平滑，因为突然的变化会扭曲经济决策。

我不遵循任何特定的理论，我只做我认为正确的事。

强大但是骄傲就会削弱力量，弱小而骄傲只会加速灭亡。

我们需要设计符合人类心理的政策，而不是与之相悖。