To mislead a rival, deception is permissable; one may use all means against his enemies.
If you give me six lines written by the hand of the most honest of men, I will find something in them which will hang him.
Secrecy is the first essential in affairs of state.
Deception is the knowledge of kings.
I do not sleep to let others sleep in the shade of my waking.
War is one of the scourges with which it has pleased God to afflict men.