Civilization as it is known today could not have evolved, nor can it survive, without an adequate food supply.

Force and fraud are in war the two cardinal virtues.

你受到的约束越多，你就变得越有创造力。

"The poem is a way of making sense of the world."

认证标准不仅仅是文书工作，它们是我们对地球的承诺。