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你的爱无法持久是因为我。
Happiness is like a butterfly; the more you chase it, the more it will elude you. But if you turn your attention to other things, it will come and sit softly on your shoulder.
An invention can be so valuable as to be worthless to the inventor.
Creativity requires the courage to let go of certainties.
Education is not the filling of a pail, but the lighting of a fire.