人类的历史发展表明，最多样化的种族对我们现在所拥有的文明做出了贡献。

I made you a great big chocolate sundae for dessert. But I had to eat it myself because I just heard on the radio that ice cream isn't good for dogs.“Disappointment isn't good for dogs either...

牛、猪、战争和女巫：文化的谜题通过理解生活的物质条件而解决。

税收是公司财务中唯一重要的市场缺陷。

自然界运行的规律就是，发展到尽头则走向反面，发展到极盛则走向衰落。