Rogak, Lisa Impatient Optimist: Bill Gates in His Own Words / by Lisa Rogak - Uttar Pradesh : Harper Collins, 2012 - 184 p. ISBN: 978-93-5029-384-3 Subjects--Topical Terms: Psychology Subjects--Facted Index Terms: Applied Psychology, Motivational Books Dewey Class. No.: 158.1 / ROG-I