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To live is the rarest thing in the world. Most people exist, that is all.

Freedom does not consist in any dreamt-of independence from natural laws, but in the knowledge of these laws, and in the possibility this gives of systematically making them work towards definite ends.

"The only true wisdom is in knowing you know nothing."

可持續(xù)性不是一種選擇；它是農業(yè)前進的唯一道路。