Plutarch Quomodo adolescens poetas audire debeat 5

[5] Nor are we to omit in our reading those hints which, from some other words or phrases bordering on those that offend us, may help to rectify our apprehensions. But as physicians use cantharides, believing that, though their bodies be deadly poison, yet their feet and wings are medicinal and can even kill the poison of the flies themselves, so must we deal with poems. If any noun or verb near at hand may assist to the correction of any such saying, and preserve us from putting a bad construction upon it, we should take hold of it and employ it to assist a more favorable interpretation. As some do in reference to those verses of Homer,— For, they say, he says not of men simply, or of all men, that the Gods weave for them the fatal web of a sorrowful life; but he affirms it only of foolish and imprudent men, whom, because their vices make them such, he therefore calls wretched and miserable.