In revolutions men fall and rise. Long before this war is over, much as you hear me praised now, you may hear me cursed and insulted.

—William Tecumseh Sherman, 1864

An oppressed people are authorized, whenever they can, to rise and break their fetters.

—Henry Clay, 1842

The only justification of rebellion is success.

—Thomas B. Reed, 1878

Revolutions are not about trifles, but they are produced by trifles. 

—Aristotle, c. 350 BC

Revolutions are not made by men in spectacles.

—Oliver Wendell Holmes, 1871

Nothing is more unpredictable than the mob, nothing more obscure than public opinion, nothing more deceptive than the whole political system.

—Marcus Tullius Cicero, 63 BC

If not us, who? If not now, when?

—Czech slogan, 1989

I have been ever of the opinion that revolutions are not to be evaded.

—Benjamin Disraeli, 1844

The successful revolutionary is a statesman, the unsuccessful one a criminal.

—Erich Fromm, 1941

The most radical revolutionary will become a conservative on the day after the revolution.

—Hannah Arendt, 1970

Revolutions are always verbose.

—Leon Trotsky, 1933

To escape its wretched lot, the populace has three ways, two imaginary and one real. The first two are the rum shop and the church; the third is the social revolution.

—Mikhail Bakunin, 1871

To cast aside obedience, and by popular violence to incite revolt, is treason, not against man only, but against God.

—Pope Leo XIII, 1885