" Here then is an undeniable fact. The man who does not keep the Second Commandment cannot even implicitly be keeping the First: the man who rejects Christ in man cannot accept Christ in God. “He that loveth not his brother whom he seeth, how can he love God, whom he seeth not?” ( 1 John 4:20 ). "

― Robert Hugh Benson , Friendship of Christ: Exploring the Humanity of Jesus Christ