The same unusual prudence compelled him to leap out of a taxi-cab as soon as he had leapt into it.

For himself he did not care, but he had to be careful for Sisily's sake.

So he clambered on top of a 'bus with his suit case.

The same sobering feeling of responsibility directed his choice of an hotel when he descended from the vehicle into the seething streets.
He chose a quiet small place off Charing Cross, and booked a room.

After a bath and some lunch he went out to a neighbouring bookstall and bought a railway time-table.