I cannot live without books.

If we did a good act merely from love of God and a belief that it is pleasing to Him, whence arises the morality of the Atheist? ...Their virtue, then, must have had some other foundation than the love of God.

But every state, says an inquisitor, has established some religion. No two, say I, have established the same. Is this a proof of the infallibility of establishments?

The system of banking have[for]ever reprobated. I contemplate it as a blot left in all our Constitutions, which, if not covered, will end in their destruction, which is already hit by the gamblers in corruption, and is sweeping away in its progress the fortunes and morals of our citizens.

In a world which furnishes so many employments which are useful, and so many which are amusing, it is our own fault if we ever know what ennui [boredom] is, or if we are ever driven to the miserable resource of gaming, which corrupts our dispositions, and teaches us a habit of hostility against all mankind.

I look to the diffusion of light and education as the resource most to be relied on for ameliorating the condition, promoting the virtue and advancing the happiness of man.

... I am not afraid of priests. They have tried upon me all their various batteries of pious whining, hypocritical canting, lying and slandering. I have contemplated their order from the Magi of the East to the Saints of the West and I have found no difference of character, but of more or less caution, in proportion to their information or ignorance on whom their interested duperies were to be played off. Their sway in New England is indeed formidable. No mind beyond mediocrity dares there to develop itself.