The opposite of love is not to hate but to separate. If love and hate have something in common it is because, in both cases, their energy is that of bringing and holding together—the lover with the loved, the one who hates with the hated. Both passions are tested by separation.
John Berger (b. 1926), British art critic, painter, novelist. And Our Faces, My Heart, Brief as Photos, ch. 2, Pantheon (1984).