When we risk no contradiction,
It prompts the tongue to deal in fiction.
Source: In Shorter Bartlett's Familiar Quotations, by John Bartlett, 1937, 1980, 1992.
-- John Gay, (Jun 30 1685-1732), English poet, dramatist; He was known for The Beggar's Opera, 1728, a work distinguished by good-humored satire and technical assurance.