I admit that reason is a small and feeble flame, a flickering torch by stumblers carried in the star-less night, -- blown and flared by passion's storm, -- and yet, it is the only light. Extinguish that, and nought remains.

The more a man knows, the more willing he is to learn. The less a man knows, the more positive he is that he knows everything...

The theologians dead, knew no more than the theologians now living. More than this cannot be said. About this world little is known,—about another world, nothing.

Our fathers were intellectual serfs, and their fathers were slaves. The makers of our creeds were ignorant and brutal. Every dogma that we have, has upon it the mark of whip, the rust of chain, and the ashes of fagot.

Our fathers reasoned with instruments of torture. They believed in the logic of fire and sword. They hated reason. They despised thought. They abhorred liberty.

The theologians dead, knew no more than the theologians now living.

The mechanic, when a wheel refuses to turn, never thinks of dropping on his knees and asking the assistance of some divine power. He knows there is a reason. He knows that something is too large or too small; that there is something wrong with his machine; and he goes to work and he makes it larger or smaller, here or there, until the wheel will turn.

I am the inferior of any man whose rights I trample under foot. Men are not superior by reason of the accidents of race or color. They are superior who have the best heart — the best brain.