The only thing that is impossible is the thing you don’t try.
历史的重量总是存在于我们使用的材料中。
The greatest prosperity can exist only as the result of the greatest possible productivity of the men and machines in the establishment.
人类的思想和行为是自然的一部分,因此可以通过自然科学的方法来研究。
The quality of government is more important than the form of government.
The free, exploring mind of the individual human is the most valuable thing in the world.