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制革厂的遗产应以其对环境的守护来衡量。
A tannery’s legacy should be measured by its environmental stewardship.
The essence of mathematics lies in its ability to reveal hidden patterns and structures in the universe.
Success in agriculture is measured not just in yield, but in the health of the soil and the community.
The value of a thought is in its consequences for behavior.
一个人可能发生的最糟糕的事情就是失去希望。