The man who stops advertising to save money is like the man who stops the clock to save time.

The flames kindled on the Fourth of July, 1776, have spread over too much of the globe to be extinguished by the feeble engines of despotism; on the contrary, they will consume these engines and all who work them.

A good cause is often injured more by ill-timed efforts of its friends than by the arguments of its enemies. Persuasion, perseverance and patience are the best advocates on questions depending on the will of others.

Nature intended me for the tranquil pursuits of science, by rendering them my supreme delight. But the enormities of the times in which I have lived, have forced me to take a part in resisting them, and to commit myself on the boisterous ocean of political passions.

I am myself an empiric in natural philosophy, suffering my faith to go no further than my facts. I am pleased, however, to see the efforts of hypothetical speculation, because by the collisions of different hypotheses, truth may be elicited and science advanced in the end.

[T]he true key for the construction of everything doubtful in a law is the intention of the law-makers. This is most safely gathered from the words, but may be sought also in extraneous circumstances provided they do not contradict the express words of the law.

I believe in both a creative and personal God, a divinely ordered universe, that man has an innate moral sense, and that Jesus was a great moral teacher, perhaps the greatest the world has witnessed.