Aristotle , who devoted two of the ten books of his ethics to the moral complexities of friendship , discussed very sensitively the reasons that might necessitate ending one ; being required to deaccession at facebook 's 5000 - " friend " limit , or being bothered by a cyber-stalking " friend , " was not among them .

亚里士多德所著的十本伦理学著作中就有两部是关于友谊中道德的复杂性的，他非常聪敏地讨论了必须结束某段友谊的理由，不过他可不会提到脸书里“5000关注”的上限或受到了僵尸粉的骚扰这种原因。