If you pick up a starving dog and make him prosperous, he will not bite you. This is the principal difference between a dog and a man.
如果你收养了一只饥饿可怜的狗，并且让它舒适顺利，它将不会咬你，这便是一个人与一只狗之间最主要的差别。
A miner's safety should never be measured in cost-benefit analyses.
我不是由我的过去定义的。我是由我的未来驱动的。
文明被描述为对一系列挑战的回应结果，而其中最大的挑战始终是气候。
You must change nothing in your writing without absolute necessity. If it is necessary， then change with simplicity.