I hardly imagine what could Armstrong and Aldrin feel, in their uncomfortable space suit, between excitement, fear, concentration, pression of the mission, during the few hours of their extravehicular activities...
To celebrate that anniversary, a beautiful website has been set online, featuring dozens of never seen before pictures (specially of the LEM construction and testings). Hace a look here : WeChooseTheMoon.com. Web site's online for one year, don't miss it!