在资本主义社会中，经济进步意味着动荡。

灵魂被其思想的颜色所染色。

人工智能的未来取决于无监督学习。

The United States, in their expansive capacity, are capable of containing within their limits the whole population of the earth.

The most dangerous art is the kind that makes you think.

The concept of a legal system presupposes the concept of a rule.