If he does really think that there is no distinction between virtue and vice, why, sir, when he leaves our houses let us count our spoons.

Rash oaths, whether kept or broken, frequently produce guilt.

Solitude is dangerous to reason, without being favourable to virtue. Remember that the solitary mortal is certainly luxurious, probably superstitious, and possibly mad.

That there is something in advice very useful and salutary, seems to be equally confessed on all hands; since even those that reject it, allow for the most part that rejection to be wrong, but charge the fault upon the unskilful manner in which it is given; they admit the efficacy of the medicine, but abhor the nauseousness of the vehicle.

Most men are unwilling to be taught.

Of all noises, I think music is the least disagreeable.

Between falsehood and useless truth there is little difference. As gold which he cannot spend will make no man rich, so knowledge which cannot apply will make no man wise.