Iliad 21.37

For if ye love them which love you, what thank have ye? for sinners also love those that love them.

From affection comes grief, from affection comes fear; he who is free from affection knows neither grief nor fear.

And men will devotedly practise charity and vows and observances, and the Brahmanas devoted to meditation and sacrifices will be of virtuous soul and always cheerful, and the rulers of the earth will govern their kingdoms virtuously, and in the Krita age, the Vaisyas will be devoted to the practices of their order. And the Brahmanas will be devoted to their six-fold duties (of study, teaching, performance of sacrifices on their own account, officiating at sacrifices performed by others, charity and acceptance of gifts), and the Kshatriyas will be devoted to feats of prowess. And Sudras will be devoted to service of the three (high) orders,

1. Clinging to the ground thou didst grow, (O plant), that producest bliss for me; a hundred branches extend from thee, three and thirty grow down from thee: with this plant of a thousand leaves thy heart do I parch. 2. Thy heart shall parch (with love) for me, and thy mouth shall parch (with love for me)! Languish, moreover, with love for me, with parched mouth pass thy days! 3. Thou that causest affection, kindlest (love), brown, lovely (plant), draw (us) together; draw together yonder woman and myself, our hearts make the same! 4. As the mouth of him that hath not drunk dries tip, thus languish thou with love for me, with parched mouth pass thy days! 5. As the Ichneumon tears the serpent, and joins him together again, thus, O potent (plant), join together what hath been torn by love!