Tolerance does not mean acceptance

[H]umanists counseled toleration of heretics, temporarily, so that the heretics might be persuaded of the truth or so that the bloodshed that would ensue from trying to suppress them might be avoided. Here, toleration does not connote acceptance. Consistent with the Latin root of the word “toleration—tolerare: to bear, to endure, to put up with—the humanists’ toleration of heretics suggested moral disapproval.—Humanism and the Rhetoric of Toleration, page 6