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Prime numbers are what is left when you have taken all the patterns away. I think prime numbers are like life. They are very logical but you could never work out the rules, even if you spent all your time thinking about them.
人生就是一列开往坟墓的列车,路途上会有很多站,很难有人可以自始至终陪着走完。当陪你的人要下车时,即使不舍也该心存感激,然后挥手道别。