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

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

Once suspicion is aroused, everything feeds it.

Secrets are rarely betrayed or discovered according to any program our fear has sketched out.

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.

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

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

If the world were good for nothing else, it is a fine subject for speculation.