Epicurus advocated learning as the best form of pleasure because you can't do it to excess very easily like you can with things like eating, drinking, etc. The

Epicurus advocated learning as the best form of pleasure because you can't do it to excess very easily like you can with things like eating, drinking, etc. The various helenistic schools of philosophy were all searching for what constituted virtue. They were quite explicitly after what was good about life and how to organize life around that. The fact you can understand every every human motivation in hedonistic terms is no coincidence; it's the justification for the philosophy, the reason there was a school of hedonism.