Romans 15:18

q.d. I dare not speak of more than is true, or of any thing that was not really done by me: or else the meaning is, I dare not speak of any thing that I have done of myself, I acknowledge that, whatever good hath come to the Gentiles by my means, it was wrought by Christ, whose instrument I have only been: see 1 Corinthians 3:5.

By word and deed: some join these words to the obedience of the Gentiles; by the preaching of the gospel they were made obedient in word and deed. But they are better joined with the former words; Christ wrought in and by the apostle Paul, believed word and deed. By word is understood his public preaching, and private instruction; and by deed, the example of his good works, or godly life: or else, by deed ye may understand the miracles that he wrought, and the labour and travail that he underwent; of which in the following verse.