The truth is: the natural world is changing. And we are totally dependent on that world. It provides our food, water and air. It is the most precious thing we have and we need to defend it.

过去不在我们身后，而在我们之内。

Exceed your customers' expectations. If you do, they'll come back over and over. Give them what they want — and a little more.

风险是损失的可能性，而不确定性是缺乏确定性。

文学是社会的镜子，清晰地反映出其美德和恶习。