She was going to elope, and she should choose somebody's chauffeur, because he'd know how to go the farthest and fastest so her mother couldn't catch up with her and tell her how she ought to have done it.
After luncheon Aunt Hannah went up-stairs for rest and recuperation.
Marie took little Kate and went for a brisk walk--for the same purpose.
This left Billy alone with her guest.
"Perhaps you would like a nap, too, Mrs.Hartwell," suggested Billy, as they passed into the living-room.

There was a curious note of almost hopefulness in her voice.
Mrs.Hartwell scorned naps, and she said so very emphatically.

She said something else, too.
"Billy, why do you always call me 'Mrs.Hartwell' in that stiff, formal fashion?
You used to call me 'Aunt Kate.'" "But I was very young then." Billy's voice was troubled.

Billy had been trying so hard for the last two hours to be the graciously cordial hostess to this woman--Bertram's sister.
"Very true.

Then why not 'Kate' now ?" Billy hesitated.