Columbia subject headings:
Emotions--Social aspects.
Friendship.
Greek literature--History and criticism.
Intimacy (Psychology)
Latin literature--History and criticism.
Love.
Harvard subject headings:
Interpersonal relations--Greece--History--To 1500.
Interpersonal relations--Rome--History.
Love--Social aspects--Greece.
Love--Social aspects--Rome.
Princeton subject headings:
Emotions--Social aspects.
Friendship.
Greek literature--History and criticism.
Intimacy (Psychology)
Latin literature--History and criticism.
Love.