The only freedom I care about is the freedom to do right; the freedom to do wrong I am ready to part with on the cheapest terms to anyone who will take it of me

Science is nothing, but trained and organized common sense.

Size is not grandeur, and territory does not make a nation.

Tolerably early in life I discovered that one of the unpardonable sins, in the eyes of most people, is for a man to go about unlabeled. The world regards such a person as the police do an unmuzzled dog.

Friendship involves many things but, above all the power of going outside oneself and appreciating what is noble and loving in another.

The great thing in the world is not so much to seek happiness as to earn peace and self-respect.

It seems safe to look forward to the time when the conception of attractive and repulsive forces, having served its purpose as a useful piece of scientific scaffolding, will be replaced by the deduction of the phenomena known as attraction and repulsion, from the general laws of motion.