Tear that letter up.
[KARL tears up letter.
Put it in the fire.
[KARL crumples up the pieces and throws them in the fire. As he does so, OLGA makes an involuntary movement with her hand as if to stop him, but he does not see it as his back is turned. The DEVIL sees it, however, and smiles
DEVIL
I sincerely regret if my forgetfulness has caused any inconvenience
KARL, at alcove, pointing to door R
[Offensively.
Pray don't let me detain you—
DEVIL