37 The Apostle of the Gentiles later on makes himself the herald of this truth which associates men as brothers in one great family, when he proclaims to the Greek world that God "hath made of one, all mankind, to dwell upon the whole face of the earth, determining appointed times, and the limits of their habitation, that they should seek God" ( Acts xvii. 26, 27).
Source: Summi Pontificatus (Vatican.va)