"I didn't mind studying. Obviously math and the physical science subjects interested me more than some of the more artistic subjects, but I think I was a pretty good student."
"Only two things are infinite, the universe and human stupidity, and I'm not sure about the former."Alan Shepard on Albert Einstein
"Our scientific power has outrun our spiritual power. We have guided missiles and misguided men."Alan Shepard on Martin Luther King, Jr.
"Science investigates religion interprets. Science gives man knowledge which is power religion gives man wisdom which is control."Alan Shepard on Martin Luther King, Jr.
"No amount of experimentation can ever prove me right a single experiment can prove me wrong."Alan Shepard on Albert Einstein
"Bad times have a scientific value. These are occasions a good learner would not miss."Alan Shepard on Ralph Waldo Emerson
"The pilot looked at his cues of attitude and speed and orientation and so on and responded as he would from the same cues in an airplane, but there was no way it flew the same. The simulators had showed us that."
"We worked with the engineers in the design and construction and testing phases in those various areas, then we would get back together at the end of the week and brief each other as to what had gone on."
"It's a very sobering feeling to be up in space and realize that one's safety factor was determined by the lowest bidder on a government contract."
"I must admit, maybe I am a piece of history after all."
"You have to be there not for the fame and glory and recognition and being a page in a history book, but you have to be there because you believe your talent and ability can be applied effectively to operation of the spacecraft."