"The vain man does not wish so much to be prominent as to feel himself prominent; he therefore disdains none of the expedients for self-deception and self-outwitting. It is not the opinion of others that he sets his heart on, but his opinion of their opinion."
"Good deeds shun the light as anxiously as evil deeds: the latter fear that disclosure will bring on pain (as punishment), while the former fear that disclosure will take away pleasure (that pure pleasure, that pleasure per se, which immediately ceases once the vanity's satisfaction is added)."
"... overconfidence in one's own ability is the root of much evil. Vanity, egoism, is the deadliest of all characteristics. This vanity, combined with extreme ignorance of conditions the knowledge of which is the very A B C of business and of life, produces more shipwrecks and heartaches than any other part of our mental make-up."
"Of all illusions in the world, the most universally received is the concern for reputation and glory, which we espouse even to the point of giving up riches, rest, life, and health, which are effectual and substantial goods, to follow that vain phantom and mere sound that has neither body nor substance."
"One reason why we find so few men of reasonable and agreeable conversation is that there is scarcely anyone whose mind is not more intent upon what he himself has a mind to say than on making pertinent replies to what is being said to him."