“Science is what we do when we don't know what we're doing.”
Alvaro De Rujula, quoted in "Large Hadron Collider - The Search For The Higgs" http://www.youtube.com/watch?v=_XbKZwXK-3c; this quote can be heard at approximately 3:55 to 4:15 in the video. It is important to note, it could be taken out of context. It implies that science is what we use when we do not know the answer to something.
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As quoted in Freedom in the World: Political Rights & Civil Liberties, 1990-1991 https://web.archive.org/web/20180917224837/https://freedomhouse.org/sites/default/files/Freedom_in_the_World_1990-1991_complete_book.pdf (1991), New York: Freedom House, p. 16
1990s

“Science is what we know, and philosophy is what we don't know.”
1950s, Unpopular Essays (1950)

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Source: Value-free science?: Purity and power in modern knowledge, 1991, p. 13
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Told to do.”
We Do What We're Told
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