Friendship or enmity, exists between two persons equally situated as to wealth or prowess. The poor and the rich can neither be friends nor enemies of each other.
ययोरेव समं वित्तं ययोरेव समं श्रुतम्। तयोर्विवाहः सख्यं च न तु पुष्टविपुष्टयोः॥