For the same reason he forbore to change his original awkward attitude, and in consequence suffered agonies of pins and needles.

To have a solid young woman asleep in your arms is not the romantic pleasure the poets make out; for comfort, she might just as well stand on your head.

Also, as Emmy unconsciously drew the overcoat away from him, one side of his body perished with cold; and a dinner suit is not warm enough for traveling on a frosty morning.
The thought of his dinner jacket reminded him of his puzzledom.

What were Emmy and himself doing in that galley of a railway carriage when they might have been so much more comfortable in their own beds in Nunsmere?
It was an impenetrable mystery to which the sleeping girl who was causing him such acute though cheerfully borne discomfort alone had the key.

In vain did he propound to himself the theory that such speculation betokened an indelicate mind; in vain did he ask himself with unwonted severity what business it was of his; in vain did he try to hitch his thoughts to Patent Safety Railway Carriages, which were giving him a great deal of trouble; in vain did he try to sleep.