原文 (英語)

PROLOGUE Years ago, when I was very small, we lived in a great house in a long, straight, brown-coloured street, in the east end of London.  It was a noisy, crowded street in the daytime; but a silent, lonesome street at night, when the gas-lights, few and far between, partook of the character of lighthouses rather than of illuminants, and the tramp, tramp of the policeman on his long beat seemed to be ever drawing nearer, or fading away, except for brief moments when the footsteps ceased