过去两个世纪最重要的政治发展是现代国家的崛起。
The best investments are those that power both economies and ecosystems.
Waste is a design flaw.
Happiness is the key to life. Without happiness, you have nothing.
但是,假如你驯服了我,我们就彼此需要了。对我而言,你就是举世无双的;对你而言,我也是独一无二的……