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If we want to feed the world, we must invest in smarter ways to raise livestock.
如果我们想养活世界,就必须投资于更智能的畜牧方式。
The measure of a good book is determined by how much it makes you think and feel.
有时最深刻的数学来自于玩弄简单的想法,直到它们展现出隐藏的复杂性。