11:16-21 It is the duty and practice of Christians to humble themselves, in obedience to the command and example of the Lord; yet prudence must direct in what it is needful to do things which we may do lawfully, even the speaking of what God has wrought for us, and in us, and by us. Doubtless here is reference to facts in which the character of the false apostles had been shown. It is astonishing to see how such men bring their followers into bondage, and how they take from them and insult them.

19. gladly—willingly. Irony. A plea why they should "bear with" (2Co 11:1) him in his folly, that is, boasting; ye are, in sooth, so "wise" (1Co 4:8, 10; Paul's real view of their wisdom was very different, 1Co 3:1-4) yourselves that ye can "bear with" the folly of others more complacently. Not only can ye do so, but ye are actually doing this and more.