For sooner will men hold fire in their mouths than keep a secret.

Even a paranoid can have enemies.

I will never again command an army in America if we must carry along paid spies. I will banish myself to some foreign country first.

There is nothing makes a man suspect much, more than to know little.

Nothing is hidden from the eyes of the observing world.

Secrets define us, they mark us, they set us apart from all the others. The secrets which we preserve provide a key to who we are, deep down.

The first duty of a good inquisitor is to suspect especially those who seem sincere to him.

Guard more faithfully the secret which is confided to you than the money which is entrusted to your care.

If you read somebody’s diary, you get what you deserve.

It was funny how I could feel all alone and under surveillance at the same time.

The life of spies is to know, not be known.

Spies are of no use nowadays. Their profession is over. The newspapers do their work instead.

Secrecy lies at the very core of power.