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【解釋】腦力勞動者統治人，體力勞動者被人統治；被統治者養活別人，統治者靠別人養活，這是通行天下的原則。

代數幾何是研究多項式零點的學科。

Independence I have long considered as the grand blessing of life, the basis of every virtue.

Progress in agriculture must be measured not just in yield, but in long-term environmental impact.

做農業要有耐心，要耐得住寂寞。