Utopia is here understood as an important part of the freedom of mind and thought. In dogmatic, especially religious systems of thought, utopia cannot flourish. In France, utopian thoughts in political philosophy, in literature and fine arts developed in the Renaissance period and became stronger in the pre-revolutionary period. The utopists hid behind a recognized well-known personality. Meslier as a catholic priest elaborated through his lifetime a (later so-called) atheistic manifesto. Three handwritten copies were available posthumous; one was published by Voltaire under the title “Extraits des sentiments de Jean Meslier” in 1762. Morelly’s “Code de la nature” of 1755 was attributed until the 19th Century to Diderot. Both utopist...