We don't know what's going to happen in the night.

We may have to do more fighting yet, despite the darkness." The colonel's figure disappeared in the shadow, and Dick, following his advice, lay quiet.

All around him were other forms stretched upon the earth, motionless.

But Dick knew they were not dead, merely sleeping.
His own nervous system was being restored by youth and the habit of courage.

Yet he felt a personal grief, and it grew stronger with returning physical strength.