预测未来最可靠的方法就是去创造未来。
化学是我们日常生活的无声建筑师。
记忆就像一个幽灵，或者像一个背叛你的朋友。
解释：道理和事情既没有永远正确的，也没有永远是错误的。
The press is the best instrument for enlightening the mind of man, and improving him as a rational, moral and social being.
Tudo vale a pena quando a alma não é pequena.
Government, even in its best state, is but a necessary evil; in its worst state, an intolerable one.
政府，即使在其最佳状态下，也不过是一种必要的恶；在其最坏的状态下，则是一种无法忍受的恶。
