Michael Hayden

"Global security can be formed or threatened by heads of state whose wisdom, folly and obsessions shape global events. But often it is the security practitioners, those rarely in the headlines but whose craft and energy quietly break new ground, who keep us safe or put us in peril."

"Apple and Google want to create encryption for which they could not provide you the key. Their business model will not survive if the American government has a special relationship with them that requires them to surrender this kind of information."

"Intelligence collection is not confined to the communications of adversaries or of the guilty. Rather, it's about gaining information otherwise unavailable that would help keep Americans safe and free."

"CIA relies on a partner's focus, linguistic agility, and cultural depth; in return, the partner benefits from CIA's resources, technology, and global view."