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如果你继续寻找幸福是由什么组成的,你永远不会幸福。如果你在寻找生命的意义,你就不会真正地活着。
The arithmetic of modular forms is a key to understanding the deeper structures of number theory.
The greatest gift you can give someone is your time, because you are giving them a portion of your life that you will never get back.