Quotes and aphorisms about sf Dan Simmons Jack L. Chalker Jack McDevitt Karl Schroeder Karl Schroeder ,, I have been doing technology foresight for a number of years now on the level of scenario design, p... Karl Schroeder L. E. Modesitt, Jr. ,, When I was in my late twenties, a friend suggested that, since I was an avid SF reader and had been... Larry Niven Pamela Sargent Pamela Sargent