"We must keep our bodies in readiness for any test or strain." This notwithstanding, there was at last a morning when Robin looked as though she had not slept well.

It was so unusual a thing that the Duchess spoke of it.
"I hope you have not been sitting up late at your work ?" she said.
"No.

Thank you," Robin answered.

"I went to bed last night at ten o'clock." The Duchess looked at her seriously.

Never before had she seen her with eyes whose misted heaviness suggested tears.