Per arte e per inganno
Si vive mezzo l’anno;
Per inganno e per arte
Si vive l’altra parte.
L’Esaltazion della Croce, Act IV., Scene IX.
Translation reported in Harbottle's Dictionary of quotations French and Italian (1904), p. 390.
“There is not a crime, there is not a dodge, there is not a trick, there is not a swindle, there is not a vice, that does not live by secrecy.”
Brian, Denis. Pulitzer: A Life, p. 377. John Wiley and Sons, Oct 1, 2001
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Joseph Pulitzer 2
Hungarian-American newspaper publisher 1847–1911Related quotes

On atteint aisément une âme vivante à travers les crimes, les vices les plus tristes, mais la vulgarité est infranchissable.
Le Nœud de vipères (1932), cited from Oeuvres romanesques, vol. 2 (Paris: Flammarion, 1965) p. 190; Gerard Hopkins (trans.) Knot of Vipers (Harmondsworth: Penguin, [1951] 1985) p. 193.

“The solution lies in secrecy,” said Medra. “But so does the problem.”
“The Finder” (p. 64)
Earthsea Books, Tales from Earthsea (2001)

As quoted in Proceedings of the International Conference on Lasers '87 (1988) edited by F. J. Duarte, p. 1165

Spies (1887 cited in: Lucy Eldine Parsons, August Vincent Theodore Spies (1969) Famous Speeches of the Eight Chicago Anarchists. p. 22

"On Cant and Hypocrisy"
Men and Manners: Sketches and Essays (1852)

Source: A Treatise On Political Economy (Fourth Edition) (1832), Book I, On Production, Chapter XXI, Section V, p. 238
Context: And let no government imagine, that, to strip them of the power of defrauding their subjects, is to deprive them of a valuable privilege. A system of swindling can never be long lived, and must infallibly in the end produce much more loss than profit.

“The finest trick of the devil is to persuade you that he does not exist.”
La plus belle des ruses du diable est de vous persuader qu'il n'existe pas.
XXIX: "Le Joueur généreux"; The devil describes having heard this statement made by a Parisian preacher
Paraphrased in The Usual Suspects as "The greatest trick the Devil ever pulled was convincing the world he didn't exist."
Le Spleen de Paris (1862)