Attitude Quotes - Page 159
Helga Kuhse, Udo Schüklenk, Peter Singer (2015). “Bioethics: An Anthology”, p.530, John Wiley & Sons
Peter Singer (2015). “Animal Liberation”, p.195, Random House
"Watching Water". Catalogue of the Exhibition in Venice, Palazzo Fortuny, 1993.
Pema Chodron (1996). “Awakening Loving-Kindness”, p.70, Shambhala Publications
Peg Bracken (1969). “I Didn't Come Here to Argue”
Peace Pilgrim (1981). “Steps Toward Inner Peace”, p.5, Friends of Peace PIlgrim