I would rather be a beggar and spend my money like a king, than be a king and spend money like a beggar.

Reason, observation, and experience; the holy trinity of science.

A good deed is the best prayer.

If the money is raised by taxation, then the burden will fall where it ought to fall, . . . and the rich and stingy will no longer be able to evade the duties of citizenship and of humanity.

He who dishonors himself [by lying about his opinions] for the sake of being honored by others will find that two mistakes have been made - one by himself, and the other, by the people.

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.

A miracle is the badge and brand of fraud. ... No intelligent, honest man ever pretended to perform a miracle, and never will.