It was argued by Epicurus that the souls and body could only interact if the souls are material. Bibliography

Amicus, C. Ante Oculos - Epicurus and the Evidence-Based Life. Cassius Amicus, 2010.

Amicus, C. Lion of Epicurus - Lucian and His Epicurean Passages. Cassius Amicus, 2010.

Amicus, C. A Life Worthy of the Gods - the Life and Work of Epicurus. Cassius Amicus, 2011.

Amicus, C. The Doctrines of Epicurus -- Annotated. Cassius Amicus, 2011.

Benatar, D. Life, Death, & Meaning: Key Philosophical Readings on the Big Questions. 2nd Edition. Rowman & Littlefield, 2009.

Fish, J., and Sanders, K.R. Epicurus and the Epicurean Tradition, Epicurus and the Epicurean Tradition, Epicurus and the Epicurean Tradition. Cambridge University Press, 2011.

Greer, H.T., and Lewis, G. A Brief History of the Western World. 9th Edition. Cengage Learning, 2004.

Hindson, E., and Caner, E. The Popular Encyclopedia of Apologetics: Surveying the Evidence for the Truth of Christianity. Harvest House Publishers, 2008.

Makridis, O.R. Letters and Sayings of Epicurus. Barnes & Noble Publishing., 2005.

Nussbaum, C.M. The Therapy of Desire: Theory and Practice in Hellenistic Ethics, Martin classical lectures. Princeton University Press, 2009.

Stainton, J.R., and Brennan, S. Philosophy and Death: Introductory Readings. Broadview Press, 2009.

Taylor, S.J. Death, Posthumous Harm, and Bioethics Volume 12 of Routledge Annals of Bioethics. Routledge, 2012.

Volk, T., and Sagan, D. Death/Sex. Chelsea Green Publishing, 2009.

Warren, J. Epicurus and Democritean Ethics: An Archaeology of Ataraxia, Cambridge Classical Studies. Cambridge University Press, 2002.

Warren, J. Facing Death: Epicurus and His Critics Oxford scholarship online. Clarendon, 2006.

Zagzebski, L. The Philosophy of Religion: An Historical Introduction, Volume 3 of Fundamentals of Philosophy. John Wiley & Sons, 2007.

Jeffrey Fish, and Kirk R. Sanders. Epicurus and the Epicurean Tradition, Epicurus and the Epicurean Tradition,...

56.
James Warren. Epicurus and Democritean Ethics: An Archaeology of Ataraxia, Cambridge Classical Studies. Cambridge University Press, 2002, p. 41.

David Benatar. Life, Death, & Meaning: Key Philosophical Readings on the Big Questions, 2nd Edition, Rowman & Littlefield, 2009, p. 45.

James Warren. Facing Death: Epicurus and His Critics Oxford scholarship online. Clarendon, 2006, p. 87.

Linda Zagzebski. The Philosophy of Religion: An Historical Introduction, Volume 3 of Fundamentals of Philosophy. John Wiley & Sons, 2007, p. 20.

Cassius Amicus. Ante Oculos - Epicurus and the Evidence-Based Life. Cassius Amicus, 2010, p. 56.

Cassius Amicus. Lion of Epicurus - Lucian and His Epicurean Passages. Cassius Amicus, 2010, p. 65.

Tyler Volk, and Dorion Sagan . Death/Sex. Chelsea Green Publishing, 2009, p. 62.

James Stacey Taylor. Death, Posthumous Harm, and Bioethics Volume 12 of Routledge Annals of Bioethics. Routledge, 2012, p. 32.

Cassius Amicus. A Life Worthy of the Gods - the Life and Work of Epicurus. Cassius Amicus, 2011, p. 90.

Cassius Amicus. The Doctrines of Epicurus -- Annotated. Cassius Amicus, 2011, p. 54.

Robert J. Stainton, and Samantha Brennan. Philosophy and Death: Introductory Readings. Broadview Press, 2009, p. 22.

Martha Craven Nussbaum. The Therapy of Desire: Theory and Practice in Hellenistic Ethics, Martin classical lectures. Princeton University Press, 2009, p. 65.

Epicurus Odysseus Makridis. Letters and Sayings of Epicurus. Barnes & Noble Publishing., 2005, p. 76.

David Benatar. Life, Death, & Meaning: Key Philosophical Readings on the Big Questions. 2nd Edition. Rowman & Littlefield, 2009, p. 23.

Thomas H. Greer, Gavin Lewis. A Brief History of the Western World. 9th Edition. Cengage Learning, 2004, p. 45.

Ed Hindson, Ergun Caner. The Popular Encyclopedia of Apologetics: Surveying the Evidence for the Truth of Christianity. Harvest House Publishers, 2008, p.…