【明報專訊】Festival Spirits... Emmanuel silently mused as the train whizzed through downtown San Francisco. Christmas would arrive in less than a week. All the shops had been ornamented with the most extravagant decorations the past four weeks. Even the damp, dirty tiles of the platforms were cleaned and polished, probably the first time of the entire year, to radiate the same joyous spirits reflected on each pedestrian's face.