A despot doesn’t fear eloquent writers preaching freedom — he fears a drunken poet who may crack a joke that will take hold. His gravest concern is lest gaiety, or truth in sheep’s clothing, somewhere gain a foothold, lest joy in some unguarded moment be unconfined.

E. B. White (1899–1985) American author, critic, humorist [Elwyn Brooks White]
Essay (1939-01), “One Man’s Meat,” Harper’s Magazine, Vol. 178
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When collected in his book, One Man's Meat (1942), the essay was renamed "Salt Water Farm." Sometimes the excerpted third section of the essay is referred to as "The Duty of Writers."