CURTIS—[Vaguely uneasy now, trying to peer into her face.] But, sweetheart—
MARTHA—[Giving way weakly to her feelings for a moment—entreatingly.] Then don't go!
CURTIS—[Astonished.] Why, I've got to go. You know that.
MARTHA—Yes, I suppose you have. [Vigorously,as if flinging off a weakness.] Of course you have!