[The People] are the ultimate, guardians of their own liberty.

Question with boldness even the existence of a God; because, if there be one, he must more approve of the homage of reason, than that of blind-folded fear.

There is no King, who, with sufficient force, is not always ready to make himself absolute.

besides the comfort of knowlege, every science is auxiliary to every other.

Experience having long taught me the reasonableness of mutual sacrifices of opinion among those who are to act together for any common object, and the expediency of doing what good we can; when we cannot do all we would wish.

Our attachment to no nation on earth should supplant our attachment to liberty.

It is not to be understood that I am with him (Jesus Christ) in all his doctrines. I am a Materialist; he takes the side of Spiritualism; he preaches the efficacy of repentance toward forgiveness of sin; I require a counterpoise of good works to redeem it.