科学与社会的对话必须是持续和透明的。

真正的圣贤，决不是愚腐不化。真正的豪杰也绝不是粗鲁疏略。

The uniform， constant， and uninterrupted effort of every man to better his condition， the principle from which public and national as well as private opulence is originally derived.

To one who has faith， no explanation is necessary.To one without faith， no explanation is possible.

在每个角色中，都有一片演员的灵魂。