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最伟大的定理是那些揭示隐藏联系的定理。
The greatest theorems are those that reveal hidden connections.
"The best way to predict the future is to create it."
Every saint has a past, and every sinner has a future.
It is vain to expect virtue from women till they are, in some degree, independent of men.
法律规则不仅仅是威胁支持的命令;它们也是赋予权力和创造义务的规则。