The object of all education should be to increase the usefulness of man - usefulness to himself and others.

There is no slavery but ignorance.

How any human being ever has had the impudence to speak against the right to speak, is beyond the power of my imagination. Here is a man who speaks-who exercises a right that he, by his speech, denies. Can liberty go further than that? Is there any toleration possible beyond the liberty to speak against liberty-the real believer in free speech allowing others to speak against the right to speak?

I am anxious to give away information, for it is only by giving it away that you can keep it. When you have told it, you remember it. It is with information as it is with liberty, the only way to be dead sure of it is to give it to other people.

Our civilization is not Christian. It does not come from the skies. It is not a result of inspiration. It is the child of invention, of discovery, of applied knowledge - that is to say, of science. When man becomes great and grand enough to admit that all have equal rights; when thought is untrammeled; when worship shall consist in doing useful things; when religion means the discharge of obligations to our fellow-men, then, and not until then, will the world be civilized.

It is told that the great Angelo, in decorating a church, painted some angels wearing sandals. A cardinal looking at the picture said to the artist: Whoever saw angels with sandals? Angelo answered with another question: Whoever saw an angel barefooted?

We rise by lifting others.