Thirdly, we must in everything be most of all on our guard against what is pleasant and against pleasure; for when pleasure is on her trial we are not impartial judges. The right course is therefore to feel towards pleasure as the elders of the people felt towards Helen,Hom. Il. 3.156-160. and to applyOr ‘repeat’. their words to her on every occasion; for if we roundly bid her be gone, we shall be less likely to err.