Richard Hamming Quotes
Put glibly:
In science if you know what you are doing you should not be doing it.
In engineering if you do not know what you are doing you should not be doing it.
Of course, you seldom, if ever, see either pure state.
Hamming, Richard W. The Art of Doing Science and Engineering: Learning to Learn. Gordon and Breach Science Publishers, 1997.
Von Braun never really did any basic research, and although a brilliant engineer and technologist who was instrumental in rocket development, he never made any contribution to science. Basic research has the greatest long term benefit and effect on human knowledge and standard of living, but applied science can have more short range utility.
Richard Wesley Hamming was an American mathematician whose work had many implications for computer engineering and telecommunications. His contributions include the Hamming code (which makes use of a Hamming matrix), the Hamming window, Hamming numbers, sphere-packing (or Hamming bound), and the Hamming distance.