Christ did not found an abstract religion, a mere school of religious thought. He setup a community of apostles, of teachers, with the task of spreading His message and so giving rise to a society of believers: His Church. He promised the Spirit of truth to His Church and then sent Him.
Pope Paul VIThe hungry nations of the world cry out to the peoples blessed with abundance. And the Church, cut to the quick by this cry, asks each and every man to hear his brother's plea and answer it lovingly.
Pope Paul VI