"We are all of us made by what we have lost as much as what we have gained."

可以通过对过去事件的观察，形成对未来事件概率估计的一般规则。

Earth provides enough to satisfy every man's needs， but not every man's greed.

文学是一种谎言，但它总是引导我们走向真相。

民主与其说是一种政府形式，不如说是一套原则。