They also agreed that the best path to eudaimonia was ataraxia, which might be rendered as “imperturbability” or “freedom from anxiety.” Ataraxia means equilibrium: the art of maintaining an even keel, so that you neither exult when things go well nor plunge into despair when they go awry. To attain it is to have control over your emotions, so that you are not battered and dragged about by them like a bone fought over by a pack of dogs.