That mores is strictly a matter of local custom cannot be denied. But that ethics is pure opinion also. Maybe there are times for murder, and theft and slavery.
Mary A. Turzillo, E.C. Tubb, Murray Leinster, Philip K. Dick, Kurt Vonnegut, Jr., Larry Hodges, Henry Kuttner, George H. Scithers, John Gregory Betancourt, John Russell Fearn, Harry Harrison, Edgar Pangborn, Isaac Asimov & Ayn Rand
Isaac Asimov, Philip K. Dick, Mary A. Turzillo, E.C. Tubb, Murray Leinster, Kurt Vonnegut, Jr., Cynthia Ward, George H. Scithers, John Russell Fearn, Harry Harrison, Milton Lesser, Ayn Rand, Jason Andrew, Larry Hodges, Carmelo Rafala, Ray Cluley, John Gregory Betancourt, James C. Stewart & James K. Moran
H. Beam Piper, Andre Norton, Harry Harrison, Frederik Pohl, Murray Leinster, H. B. Fyfe, Poul Anderson, Alfred Coppel, Marion Zimmer Bradley, Philip Kindred Dick, Warren Lapine, Allen M. Steele, Peter Michael Sherman, Algis Budrys, Ken Brady, Larry Shaw, Evelyn E. Smith, Robert Sheckley, Bryce Walton, Brenda W. Clough, Charles Dye, Judith Merril, Jay O'Connell, Katherine MacLean, Randall Garrett, Jerome Bixby, Henry Josephs, C. L. Moore & Jamie Wild
Frederik Pohl, Clifford D. Simak, David Lindsay, Lester del Rey, Murray Leinster, Marion Zimmer Bradley, Philip José Farmer, Edmond Hamilton, Andre Norton, Harry Harrison & Allan E. Nourse
Harry Harrison, Frank Belknap Long, Philip José Farmer, Alan E. Nourse, Poul Anderson, H. Beam Piper, Philip K. Dick, Warren Lapine, Richard R. Smith, Evelyn E. Smith, Judith Merril, John Foster West, Lyn Venable, Walt Sheldon, C. L. Moore, Robert J. Shea, V. E. Thiessen, Basil Wells, Henry Slesar, Charles E. Fritch, William Campbell Gault, George Edrich, Roger Dee, David C. Knight, Sam Merwin Jr., Frederic Max, M. C. Pease, William F. Nolan, Irving E. Cox, Jr. & Robert Moore Williams
Harry Harrison, Marion Zimmer Bradley, Carl Jacobi, H. Beam Piper, Alan E. Nourse, Andre Norton, Henry Kuttner, Poul Anderson, Frank Belknap Long, Evelyn E. Smith, Warren Lapine, John Victor Peterson, Irving E. Cox, Jr., Richard R. Smith, Jacques Jean Ferrat, George H. Smith, Forrest J Ackerman, Walt Sheldon, Robert F. Young, Robert J. Shea, Richard E. Lowe, M. A. Cummings, William Logan, Eando Binder, Charles E. Fritch, William Gerken, David C. Knight & Robert Abernathy
