常识告诉我们，业绩来来去去，但成本永远存在。

The secret of all effective advertising is not the creation of new and tricky words and pictures, but one of putting familiar words and pictures into new relationships.

The spread of liberal democracy and the integration of the world economy have created a situation in which the only legitimate form of government is one that is based on popular sovereignty and respects basic human rights.

一个人应该经常考虑他拥有的比他想要的多多少。