
“This principle is old, but true as fate,—
Kings may love treason, but the traitor hate.”
The Honest Whore (1604), Part i, Act iv. Sc. 4.
Compare: "Cæsar said he loved the treason, but hated the traitor", Plutarch, Life of Romulus.
Compare: "treason is loved of many, but the Traitor hated of all", Robert Greene, Pandosto (1588).