The following conversation between His Divine Grace A. C. Bhaktivedanta Swami Prabhupada and some of his disciples took place in May 1974 during a morning walk in Rome.
Srila Prabhupada: Adanta-gobhir vishatam tamisram punah punash charvita-charvananam. Life after life, people are simply trying to enjoy their senses. Life after life, the same thing over and over again. The same eating, the same sleeping, the same sexual intercourse, and the same defending, either as man or as dog. Punah punash