Grandis, et ut ita dicam pudica oratio neque maculosa
est neque turgida, sed naturali pulchritudine exsurgit.
A noble, and so to say chaste, style is not tainted or turgid, but is dignified by its natural beauty.
Petronius, Satyricon, 2. The consul and satirist Gaius Petronius Arbiter was portrayed by Leo Genn in the 1951 film Quo Vadis — a still from which the above image of the author is derived.