At least two-thirds of our miseries spring from human stupidity, human malice and those great motivators and justifiers of malice and stupidity: idealism, dogmatism and proselytizing zeal on behalf of religous or political ideas.

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Arrogance, pedantry, and dogmatism... the occupational diseases of those who spend their lives directing the intellects of the young.

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At least two-thirds of our miseries spring from human stupidity, human malice and those great motivators and justifiers of malice and stupidity idealism, dogmatism and proselytizing zeal on behalf of religous or political ideas.

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Dogmatism and skepticism are both, in a sense, absolute philosophies; one is certain of knowing, the other of not knowing. What philosophy should dissipate is certainty, whether of knowledge or ignorance.

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The greater the ignorance the greater the dogmatism.

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Dogmatism does not mean the absence of thought, but the end of thought.

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