No arts; no letters; no society; and which is worst of all, continual fear, and danger of violent death; and the life of man, solitary, poor, nasty, brutish, and short.

过去总是紧张的，未来是完美的。

Hunger and poverty are the root causes of much of the world's unrest and misery.

"The world is full of small things that are big enough to break your heart."

我们开采的每一吨煤炭都承载着我们对可持续性的承诺。

"The most profound discoveries often come from the simplest observations."