"I am in earnest; I will not equivocate; I will not excuse; I will not retreat a single inch; and I will be heard."

"With reasonable men I will reason; with humane men I will plea; but to tyrants I will give no quarter, nor waste arguments where they will certainly be lost."

"There will be no justice as long as man will stand with a knife or with a gun and destroy those who are weaker than he is."

"No fine work can be done without concentration and self-sacrifice and toil and doubt."

"Feed a fever, starve a cold. Lightly sup with rickets."

"Skeptical scrutiny is the means, in both science and religion, by which deep insights can be winnowed from deep nonsense."

"Be master of your petty annoyances and conserve your energies for the big, worthwhile things. It isn't the mountain ahead that wears you out - it's the grain of sand in your shoe."

"I thought ten thousand swords must have leaped from their scabbards to avenge even a look that threatened her with insult. But the age of chivalry is gone."