As a Jew (hōs Ioudaios). He was a Jew and was not ashamed of it (Act 18:18; Act 21:26).
Not being myself under the law (mē ōn autos hupo nomon). He was emancipated from the law as a means of salvation, yet he knew how to speak to them because of his former beliefs and life with them (Gal 4:21). He knew how to put the gospel to them without compromise and without offence.