David Kay Quotes
The result is - document destruction - we're really not going to be able to prove beyond a truth the negatives and some of the positive conclusions that we're going to come to. There will be always unresolved ambiguity here.
Kay, David. Testimony. Iraqi Weapons of Mass Destruction and Related Programs, United States Senate Committee on Armed Services, U.S. Government Printing Office, 28 Jan. 2004.
Proof in a scientific and mathematical context is very different from the legal concept of proof. For Feynman, proof consisted of both being able to deduce a statement in much the same way as a proof is offered in plane geometry and being able to construct an experiment which will demonstrate the validity (confirm the prediction of what will happen all cases. As a theoretical physicist, most of his proofs were of the mathematical, deductive kind. There are many phenomena in mathematics and science that were, and are, known long before someone was able to offer a proof.
David A. Kay (born c. 1940) is a weapons expert, political commentator, and senior fellow at the Potomac Institute for Policy Studies. He is best known for his time as United Nations Chief Weapons Inspector following the first Gulf War and for leading of the Iraq Survey Group's search for weapons of mass destruction following the 2003 invasion of Iraq. Upon presentation of the Group's finding that there had been significant errors in pre-war intelligence concerning Iraq's weapons programs, Kay resigned. The ensuing controversy served as impetus for the formation of the Iraq Intelligence Commission.