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"The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter."
You are the author of your own story.
The interplay between local and global phenomena is a recurring theme in number theory.
The only way to achieve the impossible is to believe it is possible.
专制主义的力量和权力完全在于对抵抗的恐惧。
物理学的创新往往来自于以新的方式看待老问题。