Every generation needs a new revolution.

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.

It is proof of sincerity, which I value above all things; as, between those who practice it, falsehood and malice work their efforts in vain.

While learning the language in France a young man's morals, health and fortune are more irresistibly endangered than in any country of the universe.

Not less than two hours a day should be devoted to exercise.

The Giver of life gave it for happiness and not for wretchedness.

A professorship of Theology should have no place in our institution [the University of Virginia]