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.
类比城市是一个类似于另一个城市的城市。
Measuring success in aquaculture by volume alone is like judging a forest by its lumber yield.
我活得越久就越发现我从不出错，而我谦卑地花费精力验证自己想法的所有痛苦只是浪费时间。
The great object of all regulations is to secure the utmost quantity of useful produce.