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The goal of mathematics is not to solve problems, but to understand them.
自由主义与共产主义之间,或民主与威权主义之间的伟大意识形态斗争,已被对自由民主可取性的一般共识所取代。
有耐心是弱者的优点,缺乏耐心是强者的弱点。
"To live is the rarest thing in the world. Most people exist, that is all."