François La Rochefoucauld, Moral Reflections, Sentences and Maxims (1851)
“ He will thus avoid any breaches of charity, and be led to the true utility of the maxims, namely, the aid they give to the extirpation of the dangerous habit of self-deceit, the habit of all others the most fatal to virtue. They can hardly fail to open the eyes of men to the various and singular modes in which self-delusion operates, the readiness with which glosses over error, the acuteness with which it discovers excuses applicable only to itself, nay, the perverse subtlety with which it would palm off its very errors as instances of virtue. ”
