We all make mistakes. We know we make mistakes. I don't know any military commander, who… — Robert McNamara

We all make mistakes. We know we make mistakes. I don't know any military commander, who is honest, who would say he has not made a mistake. There's a wonderful phrase: "the fog of war." What "the fog of war" means is: war is so complex it's beyond the ability of the human mind to comprehend all the variables. Our judgment, our understanding, are not adequate. And we kill people unnecessarily.