It has to be deviated from in order to address the variety of needs we're faced with. Absolutely it has to have that degree of flexibility. As a professional I would say that we always consider any of these to be a zero-defect mission. We can't do it twice. There is no such thing as a practice run. It's once over the target, and it had better be perfect. We all strive to ensure that that's the reality. From time to time, something might go amiss, but, God willing, it's so minimal that it doesn't reflect on the overall dignity and respect afforded and paid to the individual.
On May 10th, 2012. See this statement in context.