MSTC(i)
13 For these false apostles are deceitful workers, and fashion themselves like unto the apostles of Christ.
14 And no marvel, for Satan himself is changed into the fashion of an angel of light.
15 Therefore it is no great thing, though his ministers fashion themselves as though they were the ministers of righteousness: whose end shall be according to their deeds.
16 I say again, lest any man think that I am foolish: or else even now take me as a fool, that I may boast myself a little.
17 That I speak, I speak it not after the ways of the Lord: but as it were foolishly, while we are now come to boasting.
18 Seeing that many rejoice after the flesh, I will rejoice also.