制度的重要性有时比我们承认的要大。

Animal welfare isn't just ethical—it's a cornerstone of long-term profitability.

The beauty of theoretical computer science lies in its ability to abstract and generalize, turning specific problems into universal truths.

Always look for the positive in every situation.

世界不是一个愿望实现的工厂。

The proletariat is the universal class, the class whose radical chains are capable of bursting asunder.