“To the governors who recommended burdensome taxes for his provinces, he [Tiberius] wrote in answer that it was the part of a good shepherd to shear his flock, not skin it.”
Praesidibus onerandas tributo provincias suadentibus rescripsit boni pastoris esse tondere pecus non deglubere.
Tiberius (-42–37 BC) 2nd Emperor of Ancient Rome, member of the Julio-Claudian dynasty
From Suetonius, The Twelve Caesars, III. Tiberius, Ch. 32; translation by J. C. Rolfe
Latter component of the quotation often paraphrased as Boni pastoris est tondere pecus non deglubere.
Indirect quotations