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A rich man's body is like a premium cotton pillow, white and soft and blank. Ours are different. My father's spine was a knotted rope, and the skin on his chest was so thin that you could see the ribs pressing out against it.

——〈在北京基督教等六教會歡迎會的演說〉，1912年9月5日

在采礦行業(yè)中，可持續(xù)性不是一種選擇，而是我們未來的必需品。