"The ballot is stronger than the bullet."
In the context of our current struggle, we can also say that the ballot is stronger than the bullet, the car bomb, the beheader, the missile, the madrassah...
"In a time of universal deceit, telling the truth becomes a revolutionary act.
"Madness is rare in individuals - but in groups, political parties, nations, and eras it's the rule."
I think that one sums up the problem with ideologues perfectly.