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.

The increase of scientific knowledge lies not only in the occasional milestones of science but in the efforts of the very large body of men who with love and devotion observe and study nature.

If you desire information on some point of law you are not likely to ponder over the ponderous tomes of legal writers in order to obtain the knowledge you seek by your own unaided efforts.

To say 'well done' to any bit of good work is to take hold of the powers which have made the effort and strengthen them beyond our knowledge.

As a young man I went to Paris and soaked up many hours of film knowledge from Robert Hakim in my efforts to become a producer.

Our Soviet espionage efforts had virtually never or had very seldom produced any worthwhile political or economic intelligence on the Soviet Union.

I found that our Soviet espionage efforts had virtually never or had very seldom produced any worthwhile political or economic intelligence on the Soviet Union.

I do have concerns about the current efforts to restructure our nation's intelligence community.

When I came to the CIA in the mid-'90s our graduating class of case officers was unbelievably low. Now after years of rebuilding our training programs and putting our best efforts to recruit the most talented men and women we are graduating more clandestine officers than at any time in the history of the Central Intelligence Agency.

Continuous effort - not strength or intelligence - is the key to unlocking our potential.