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" As a matter of self-preservation, a man needs good friends or ardent enemies, for the former instruct him and the latter take him to task. "

― Diogenes of Sinope

Tags: ardentinstructgood friendsthe former instruct

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Diogenes of Sinope quote : As a matter of self-preservation, a man needs good friends or ardent enemies, for the former instruct him and the latter take him to task.
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