For after that in the wisdom of God the world by wisdom knew not God, it pleased God by the foolishness of preaching to save them that believe.
Ver. 21. The world by wisdom] Not the Jews by their deep doctors, nor the Gentiles by their wits and wizards (qui tanquam noctuae ad solem caligabant), could grope out God,Acts 17:27, ψηλαφησειαν .
By the foolishness of preaching] An ironic concession; so the mad world esteemeth it, who shall rue for ever the contempt of it, crying out, Nos insensati, &c.