"What a peculiar privilege has this little agitation of the brain which we call thought!"

"Custom, then, is the great guide of human life. It is that principle alone which renders our experience useful to us, and makes us expect, for the future, a similar train of events with those which ha…"

"The great end of all speculation is to make our natural sentiments of approbation and blame coincide with those of the wise and judicious."

"I am apt to suspect the Negroes to be naturally inferior to the Whites. There scarcely ever was a civilized nation of that complexion, nor even any individual eminent either in action or speculation. …"

"Men's views of things are very much perverted by their passions."