The doctrine which, from the very first origin of religious dissensions, has been held by bigots of all sects, when condensed into a few words and stripped of rhetorical disguise, is simply this: I am in the right, and you are in the wrong. When you are the stronger, you ought to tolerate me, for it is your duty to tolerate truth; but when I am the stronger, I shall persecute you, for it is my duty to persecute error.

Critical and Miscellaneous Essays (1843)