Conservatism’s grand pubah godfather Barry Goldwater, 1964:
Extremism in the defense of liberty is no vice. And moderation in the pursuit of justice is no virtue.
I’ve never understood what the hell the second part of that quote meant. Neither did the country. Red here designates the electoral winner that year.
You can have wealth concentrated in the hands of a few, or democracy. But you cannot have both.
Whatever Works 
How about this for more clarity and resonance:
“Compromise with injustice is no virtue.”
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Okay, that helps.
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