Friedrich Nietzsche (2017). “Thus Spoke Zarathustra, Beyond Good and Evil, Hellenism & Pessimism – 3 Unbeatable Philosophy Books in One Volume: The Birth of Tragedy”, p.181, e-artnow
"Guest Post: Why we Need More 'Warrior Princesses' Like Hermione Granger by Natalie Wilson" by Guest Post: Why we Need More "Warrior Princesses" Like Hermione Granger by Natalie Wilson, www.indiewire.com. July 18, 2011.
Chogyam Trungpa (2010). “The Collected Works of Chogyam Trungpa: Volume Three: Cutting Through Spiritual Materialism; The Myth of Freedom; The Heart of the Bud dha; Selected Writings”, p.266, Shambhala Publications