黄金和白银，像其他商品一样，具有内在价值，这不是任意的，而是取决于它们的稀缺性、获取它们所耗费的劳动量以及在矿山中使用的资本价值。

I believe that architecture is a social art.

Safety must remain our top priority in everything we do.

We must balance short-term commercial realities with long-term environmental responsibilities.

The study of formal languages and automata is essential for understanding the theoretical underpinnings of computer science.

即使对于应税客户，共同基金经理也以非常相同的方式监管资产，只是忽略了税收影响，并将纳税义务转嫁给基本上毫无戒心的基金股东。