Herein is the evil of ignorance, that he who is neither good nor wise is nevertheless satisfied with himself: he had no desire for that of which he feels no want.
PlatoToo much attention to health is a hindrance to learning, to invention, and to studies of any kind, for we are always feeling suspicious shootings and swimmings in our heads, and we are prone to blame studies from them.
PlatoNo man's nature is able to know what is best for the social state of man; or, knowing, always able to do what is best.
Plato