"Ethan Hawke on ‘Regression’, ‘The Magnificent Seven’, and Playing a Space Pimp in ‘Valerian’". Interview with Sheila Roberts, collider.com. February 4, 2016.
M. Scott Peck (2002). “The Road Less Traveled, 25th Anniversary Edition: A New Psychology of Love, Traditional Values, and Spiritual Growth”, p.119, Simon and Schuster
"Sunday Interview - Stop Running, Start Being / In 1966, Vietnamese Zen master Thich Nhat Hanh was forced from his homeland, but in all his years of exile, he has not wavered from his pursuit of inner and global peace". Interview with Don Lattin, www.sfgate.com. October 12, 1997.