Self-love . . . is the sole antagonist of virtue, leading us constantly by our propensities to self-gratification in violation of our moral duties to others.
Thomas JeffersonI join you therefore in branding as cowardly the idea that the human mind is incapable of further advances.
Thomas JeffersonAs you are entered with the class of Nat. philosophy, give to it the hours of lecture, but devote all your other time to Mathematics, avoiding company as the bane of all progress.
Thomas JeffersonCompulsion in religion is distinguished peculiarly from compulsion in every other thing. ...I cannot be saved by a worship I disbelieve and abhor.
Thomas Jefferson