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"The important thing in science is not so much to obtain new facts as to discover new ways of thinking about them."
一本怀有恶意的书籍将不会伤害到任何人,除了写作它的傻瓜。
释义:人如果没有喜事,精神就会萎靡不振;当运气不好、处境艰难时,往往会感到更加落寞和失落。
The only limit to our realization of tomorrow is our doubts of today.