Ten Years Later: The Man in The Iron Mask by Alexandre Dumas Chapter 19 Page 45

You are harassed, and should arrange your thoughts; I beg you, therefore, go to sleep, or pretend to go to sleep, either on your bed, or in your bed; I will sleep in this armchair; and when I fall asleep, my rest is so sound that a cannon would not wake me.”

Fouquet smiled. “I expect, however,” continued the musketeer, “the case of a door being opened, whether a secret door, or any other; or the case of any one going out of, or coming into, the room — for anything like that my ear is as quick and sensitive as the ear of a mouse. Creaking noises make me start. It arises, I suppose, from a natural antipathy to anything of the kind.

Move about as much as you like; walk up and down in any part of the room, write, efface, destroy, burn, —