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The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.

自動過程發生在無意識、無意圖、無努力的情況下，而控制過程需要注意力和努力。

CRISPR治療遺傳疾病的潛力才剛剛開始被認識到。

History is a cyclic poem written by time upon the memories of man.

Our ideas of what we believe to be， are not of what they are， but only of what they seem to be.

The poverty of our century is unlike that of any other. It is not, as poverty was before, the result of natural scarcity, but of a set of priorities imposed upon the rest of the world by the rich.