In history, a great volume is unrolled for our instruction, drawing the materials of future wisdom from the past errors and infirmities of mankind.

Among precautions against ambition, it may not be amiss to take precautions against our own. I must fairly say, I dread our own power and our own ambition: I dread our being too much dreaded.

Under the pressure of the cares and sorrows of our mortal condition, men have at all times, and in all countries, called in some physical aid to their moral consolations - wine, beer, opium, brandy, or tobacco.

When slavery is established in any part of the world, those who are free are by far the most proud and jealous of their freedom.

Those who don't know history are destined to repeat it.

Early and provident fear is the mother of safety.

Dogs are indeed the most social, affectionate, and amiable animals of the whole brute creation.