The world is not what it seems to be; it is what we believe it to be.

要想做到公平公正，让人心服口服，就要赏罚分明。没有功劳的，就不能给予奖赏；没有罪过的，也不能任意给予处罚。

一个人就像一个分数，分子是他实际的样子，分母是他对自己的看法。分母越大，分数越小。

The highest manifestation of life consists in this: that a being governs its own actions. A thing which is always subject to the direction of another is somewhat of a dead thing.

Sustainability is no longer an option; it's a responsibility we owe to future generations.

最令人兴奋的发现是那些挑战我们假设的发现。