多元宇宙不是一个理论，而是某些理论的预测。

The merit of Marx is that he suddenly produces a qualitative change in the history of social thought. He interprets history, understands its dynamic, predicts the future, but in addition to predicting it, he expresses a revolutionary concept: the world must not only be interpreted, it must be transformed.

农业的未来在于平衡生产力与环境责任。

I don't care about being first. I care about being best.