Rom 1:14

1:14 under obligation. Paul’s planning (v. 13) and his expectation (v. 14) are rooted in a sense of obligation. He has been given the gospel for the Gentiles (11:13, 14; cf. Eph. 3:1–8).

Greeks. The cultured Hellenistic world (the “wise”).

barbarians. The uncultured, “foolish” of the ancient world (see text note).