But we must consider first what the good life consists in and how it is to be obtained—whether all of those who receive the designation ‘happy’ acquire happiness by nature, as is the case with tallness and shortness of stature and differences of complexion, or by study, which would imply that there is a science of happiness, or by some form of training, [20] for there are many human attributes that are not bestowed by nature nor acquired by study but gained by habituation—bad attributes by those