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Man is least himself when he talks in his own person. Give him a mask, and he will tell you the truth.
The propensity to truck, barter, and exchange one thing for another is common to all men, and to be found in no other race of animals.
追求真理需要相当大的努力,这就是为什么只有很少人愿意出于对知识的热爱而去追求真理,尽管上帝在人的心灵中植入了对这种知识的自然渴望。