“In an interview with Albert Speer, Hitler’s personal architect and minister
for armaments, Herr Speer was asked, ‘If you knew of Adolph Hitler’s evil
nature, why did you serve him as his architect?’  Speer replied, ‘It is
difficult to recognize Satan when he has his hand on your shoulder.’”  
Thomas S. Monson, Ensign, Oct 1993, 2