To-day you don't look very well." "I had no sleep last night," he replied abruptly, shunning her gaze.
"That's bad.

You weren't so foolish as to try to make up for lost time ?" "No, no! I _couldn't_ sleep." He reddened, hung his head.

Miss Derwent grew almost maternal.

This, she pointed out, was the natural result of nerves overstrained.

He must really use common sense.