Fyodor Dostoevsky (2013). “The Greatest Works of Dostoevsky: Crime and Punishment + The Brother's Karamazov + The Idiot + Notes from Underground + The Gambler + Demons (The Possessed / The Devils)”, p.16, e-artnow
Mahatma Gandhi (1965). “Glorious Thoughts of Gandhi: Being a Treasury of about Ten Thousand Valuable and Inspiring Thougths of Mahatma Gandhi, Classified Under Four Hundred Subjects”