The propensity to truck， barter， and exchange one thing for another is common to all men， and to be found in no other race of animals.

理论计算机科学的重要性在于它能够为实际应用提供基础。

I am following nature without being able to grasp her.

我创作得越多，就越感到活着。

The most powerful art often comes from the margins.

【释义】贤能的人处世，会根据时代的变化而调整自己的行为。