Both the revolutionary and the creative individual are perpetual juveniles. The revolutionary does not grow up because he cannot grow, while the crea… - Eric Hoffer

The creed whose legitimacy is most easily challenged is likely to develop the strongest proselytizing impulse. It is doubtful whether a movement which does not profess some preposterous and patently irrational dogma can be possessed of that zealous drive which “must either win men or destroy the world.” It is also plausible that those movements with the greatest inner contradiction between profession and practice — that is to say with a strong feeling of guilt — are likely to be the most fervent in imposing their faith on others.

I can do no better than quote Montaigne: “All I say is by way of discourse, and nothing by way of advice. I should not speak so boldly if it were my due to be believed.

Vehemence is the expression of a blind effort to support and uphold something that can never stand on its own... Whether it our own meaningless self we are upholding, or some doctrine devoid of evidence, we can do it only in a frenzy of faith.