“If I have seen further than others, it is because I am surrounded by dwarfs.”
As quoted in "Wilson vs Watson: The blessing of great enemies" by Amanda Gefter in New Scientist (10 September 2009) http://www.newscientist.com/article/dn17771-wilson-vs-watson-the-blessing-of-great-enemies.html; this is a play upon the famous statement by Isaac Newton: "If I have seen further it is only by standing on the shoulders of giants."