William Penn. (1644–1718). Fruits of Solitude.
The Harvard Classics. 1909–14.
Shifts
150. Do not accuse others to excuse thy self; for that is neither Generous nor Just. But let Sincerity and Ingenuity be thy Refuge, rather than Craft and Falsehood: for Cunning borders very near upon Knavery.
151. Wisdom never uses nor wants it. Cunning to Wise, is as an Ape to a Man.