My research indicates that Lincoln paraphrased it from Cicero.
43 posted on 01/25/2021 9:41:10 AM PST by Manic_Episode
( “Extremism in defense of liberty is no vice. Moderation in pursuit of justice is no virtue.”)
Well, I didn’t research it very deeply. Seems it was part of Goldwater’s 1964 nomination acceptance speech, but who knows where his speechwriter cribbed it from?