I have so much faith in the general government of the world by Providence that I can hardly conceive a transaction of such momentous importance [as the framing of the Constitution] ... should be suffered to pass without being in some degree influenced, guided, and governed by that omnipotent, omnipresent, and beneficent Ruler in whom all inferior spirits live and move and have their being.

This gave me occasion to observe, that when Men are employ'd they are best contented. For on the Days they work'd they were good-natur'd and chearful; and with the consciousness of having done a good Days work they spent the Evenings jollily; but on the idle Days they were mutinous and quarrelsome, finding fault with their Pork, the Bread, and in continual ill-humour. (Autobiography, 1771)

There will be sleeping enough in the grave.

Would you live with ease, Do what you ought, and not what you please.

He that is conscious of a stink in his breeches is [suspicious] of every wrinkle in another's nose.

Believe none of what you hear and half of what you see.

Scarcely was I arrived at fifteen years of age, when, after having doubted in turn of different tenets, according as I found them combated in the different books that I read, I began to doubt of Revelation itself.