Leadership consists not in degrees of technique but in traits of character; it requires moral rather than athletic or intellectual effort, and it imposes on both leader and follower alike the burdens of self-restraint.
“Even such an obvious idea as to observe an animal with vertigo or to rotate an animal did not occur to him, in spite of the fact that he conducted numerous vertigo experiments with human subjects and made frequent use of animal experiments.”
“Fighting terrorism is not unlike fighting a deadly cancer. It can't be treated just where it's visible - every diseased cell in the body must be destroyed.”