gliding movements occur when one flat, or nearly flat, bone surface glides or slips over another.

He had set an alarm to be safe, but there was no need. He rose before dawn because today is the day of the journey. The Way You Move Can Say a Lot about You. Then he would be in Granada, in an old house somewhere in the Albaicín. Or he may hear the bell on the watchtower, and then the one that rings the hours in the cathedral, and almost simultaneously the low tones of the Chancery clock. The scrape of a shovel on the sidewalk will reveal that he is in New York, where it snowed all night and the doormen are busy opening paths outside their buildings. As the first morning sounds become audible, they will provide him with further clues. As it grows brighter, it will be possible to tell if the sky in the window is a flat gray, which could mean Paris in the winter or Berlin. He may be opening his eyes in a room of whitewashed walls inside a boarding house in Ibiza or in Portbou.

He could be waking up from a drunken stupor or an opium dream in a hovel crammed with books, manuscripts and old newspapers somewhere in Edinburgh or on a tavern floor in Baltimore, his mouth pressed against the filthy boards, a thread of blood or spittle at the corner of his lips.

He could be in Madrid, in London, in Paris or in Lisbon. There is no clear boundary in his mind between sleep and waking, just as there is none between his shadowy limbs and the still black shapes in the room or the very darkness of the air. Presently he has no name, no face and no biography. He opens his eyes in the dark, and hearing nothing but silence, he cannot tell where he is, or the time, the day, the year, the period of his life.

Gliding movements occur when one flat, or nearly flat, bone surface glides or slips over another.