idiot

public life

is a member of a large and powerful tribe whose influence in human affairs has always been dominant and controlling.

Idiot, n. A member of a large and powerful tribe whose influence in human affairs has always been dominant and controlling.

is a person who abuses the intelligence they don't possess.

is not to be railed against too obsessively, for by dint of railing at idiots, one runs the risk of becoming an idiot oneself.

By dint of railing at idiots, one runs the risk of becoming an idiot oneself.

is undefinable; you can only give examples.

You cannot define what an idiot is. You can only give examples.