by Friedrich Wilhelm Nietzsche
by José Ingenieros
by Friedrich Wilhelm Nietzsche
by Friedrich Wilhelm Nietzsche
by Alfred Korzybski
by Friedrich Wilhelm Nietzsche
by William Godwin
by Sherwood Sweet Knight
by John Fiske
by J. Howard (John Howard) Moore
by Wilhelm Bölsche
by Edwin Muir
by Thomas Henry Huxley
by James W. (James Wideman) Lee
by Sir E. Ray (Edwin Ray) Lankester
by Thomas Henry Huxley