We must not always talk in the marketplace of what happens to us in the forest.

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

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

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.

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

There is nothing more deceptive than an obvious fact.

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

Nothing is hidden from the eyes of the observing world.