Antisthenes
The Greek philosopher Antisthenes (ca. 450-360 B.C.) was a devoted student and follower of Socrates and is credited with founding the Cynic Sect, which exerted great influence on the course of popular philosophy throughout antiquity
5 Quotes
We must not contradict, but instruct him that contradicts us; for a madman is not cured by another running mad also.
— Antisthenes
Observe your enemies, for they first find out your faults.
— Antisthenes
Serve your enemies for they first find out your faults
— Antisthenes
Pay attention to your enemies for they are the first to discover your mistakes.
— Antisthenes
As iron is eaten away by rust, so the envious are consumed by their own passion.
— Antisthenes