On Meet the Press, Tim Russert asked President Bush, â€œBut can you launch a preemptive war without iron clad, absolute intelligence that he had weapons of mass destruction?â€ Only people with no understanding of strategic decision-making could ask such a silly question. 2,500 years ago, Sun Tzu said it clearly: you cannot know the costs of going to war and you cannot know the benefits either. Period. No one in any competitive environment has the luxury of making decisions with perfect knowledge. So how are good decision made? The problem is that most people like Mr.