From infancy on, we are all spies; the shame is not this but that the secrets to be discovered are so paltry and few. – John Updike
I’ve known several spies who have wanted to become novelists. And novelists who became spies, of course. – Christopher Koch
There will always be spies. We have to have them. Without them we wouldn’t have got Osama bin Laden – it took us years, but it happened. – Gary Oldman
We knew we were talking about spies. I knew he knew I knew. I was digging my own grave. – Christine Keeler
Books about spies and traitors – and the congressional hearings that follow the exposure of traitors – generally assume that false-negative errors are much worse than false-positive errors. – Malcolm Gladwell