The more you learn, the more you know, the more you know, the more you forget. The more you forget, the less you know. So why bother to learn?

The preservation of the means of knowledge among the lowest ranks is of more importance to the public than all the property of all the rich men in the country.

文明的分布并非偶然，而是遵循与气候条件密切相关的明确规律。

每一个词都承载着它的历史重量。

If you're not failing, you're not trying hard enough.

改变是不可避免的，成长却是可以选择的。

"Integrity is the cornerstone of all business success."

预测未来的最好方法就是创造未来。

快乐的人，只有快乐的人，是能把今天称为自己所有的那个人。