With the omnibuses and cabs still running in his head , and his body still tingling with his quick walk walk along the streets and in and out of traffic and foot-passengers , this drawing-room seemed very remote and still ; and the faces of the elderly people were mellowed , at some distance from each other , and had a bloom on them owing to the fact that the air in the drawing-room was thickened thicken by blue grains of mist mist .