> ethics Well, the common stance before him would remain "Investigate". Already Thales is attributed the "Know thyself" (so we start from the beginning); th

> ethics Well, the common stance before him would remain "Investigate". Already Thales is attributed the "Know thyself" (so we start from the beginning); then one may think of Heraclitus (e.g. "Evil witnesses are eyes and ears for men, if they have souls that do not understand their language"). And of course, Pythagoras - the studies "on good and evil" are reported by Aristotle.