They’re not failures, you try something and it doesn’t work, and some people, you know, get fed up with this, and I’ve known some of my friends and colleagues who have just decided to give up science because they can’t stand it, but I’ve always decided, you know, if it doesn’t work, forget it and start planning the next experiment, and that’s always exciting.
Recorded Academy of Achievement interview, 28 October 2000 source ↗