Paul advocated humility, namely, concern for the needs of others, not just one"s own needs, as the basis for unity in the church (cf. Philippians 1:22-26; Philippians 2:21). [source][source][source]
". . . someone well said: "Love begins when someone else"s needs are more important than my own," which is precisely what Paul will urge in the elaboration that follows." [1][source]