However, it is my judgment in these things that when you see something that is technically sweet, you go ahead and do it and you argue about what to do about it only after you have had your technical success. That is the way it was with the atomic bomb.

Oppenheimer testifying in his defense in his 1954 security hearings, discussing the American reaction to the first successful Russian test of an atomic bomb and the debate whether to develop the "super" hydrogen bombs with vastly higher explosive power; from volume II of the Oppenheimer hearing transcripts, pg266. Date: Tuesday, April 13.