"The truth is rarely pure and never simple."

皮革行业必须在不影响质量的情况下发展，以满足环境标准和消费者期望。

No man really knows about other human beings. The best he can do is to suppose that they are like himself.

【译文】我每天多次省察我自己：为别人做事有没有尽力，和朋友交往有没有不真诚，教别人的东西自己有没有研习好。

世间充满神奇之物，它们正耐心等待我们的心智变得愈加敏锐。

理论上，理论和实践之间没有区别。但实际上，是有区别的。

The pursuit of knowledge is the most noble of human endeavors.

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

我无法确定具体的时间、地点、表情或话语，是什么时候开始的。那是很久以前的事了。在我意识到之前，我已经深陷其中。