皮革行业必须发展，以满足环境标准和消费者期望，同时不牺牲质量。
The leather industry must evolve to meet both environmental standards and consumer expectations without compromising quality.
在阿拉伯世界，小说不仅是艺术，更是一种社会责任的承担。
过去是一个异国；他们在那里的做法不同。
Time is a slippery thing: lose hold of it once, and its string might sail out of your hands forever.
时间是个滑溜溜的东西：一旦失去控制，它的线索可能会永远从你手中溜走。
你停止学习的那一刻，就是你开始落后的那一刻。
接受自己的不足只会让你成为赢家。
The truth is not always beautiful, nor beautiful words the truth.
Mathematics knows no races or geographic boundaries; for mathematics, the cultural world is one country.
The most profound truths are often the ones we resist the most.