yet to think ill of such people on a continual basis would only prove to exacerbate , as one might by scratching at an irritating sore , some ever-present insecurity within : by likening ones antipathy toward the sincerity of their motives to an inborn jealousy of their purity , one subjected oneself to an unshakable guilt at having succumbed long ago to egoism and , in so doing , having relinquished ones innocence .