The few have said, Think! The many have said, Believe! The first doubt was the womb and cradle of progress, and from the first doubt, man has continued to advance.

Justice should remove the bandage from her eyes long enough to distinguish between the vicious and the unfortunate.

Do you not know that every religion in the world has declared every other religion a fraud? Yes, we all know it. That is the time all religions tell the truth - each of the other.

The glory of science is, that it is freeing the soul, breaking the mental manacles, getting the brain out of bondage, giving courage to thought, filling the world with mercy, justice, and joy.

I thank thee, Mother Nature, that thou hast put ingenuity enough in the brain of a child, when attacked by a brutal parent, to throw up a little breastwork in the shape of a lie.

Intellectual liberty [is] the right to think right and the right to think wrong. Thought is the means by which we endeavor to arrive at truth.

When the will defies fear, when duty throws the gauntlet down to fate, when honor scorns to compromise with death - that is heroism.