William Penn. (1644–1718). Fruits of Solitude.
The Harvard Classics. 1909–14.
Temper
142. Nothing does Reason more Right, than the Coolness of those that offer it: For Truth often suffers more by the Heat of its Defenders, than from the Arguments of its Opposers.
143. Zeal ever follows an Appearance of Truth, and the Assured are too apt to be warm; but ’t is their weak side in Argument; Zeal being better shewn against Sin, than Persons or their Mistakes.