Were I disposed to consider the comparative merit of each of them [facts or theories in medical practice], I should derive most of the evils of medicine from supposed facts, and ascribe all the remedies which have been uniformly and extensively useful, to such theories as are true. Facts are combined and rendered useful only by means of theories, and the more disposed men are to reason, the more minute and extensive they become in their observations

I shall be better satisfied if the same can be said of me as was said of the prophet of old, "That I walked in the fear of the Lord, and begat sons and daughters" [Genesis 5:22], than if it were inscribed on my tombstone that I governed the councils or commanded the arms of the whole continent of America.

The American war is over; but this far from being the case with the American revolution. On the contrary, nothing but the first act of the drama is closed. It remains yet to establish and perfect our new forms of government, and to prepare the principles, morals, and manners of our citizens for these forms of government after they are established and brought to perfection.

Christianity is the only true and perfect religion; and... in proportion as mankind adopt its principles and obey its precepts, they will be wise and happy.

The Gates of Hell shall not prevail against it.

The great enemy of the salvation of man, in my opinion, never invented a more effective means of limiting Christianity from the world than by persuading mankind that it was improper to read the Bible at schools.

Without Virtue there can be no liberty