six o'clock
`` You love your joke , sir , '' said the policeman , with a brow much relaxed , and opening his hand mechanically . `` Say a shilling , then ; it is a bargain ! I hire it of you upon credit . Good night , and call me at six o'clock . '' With that the young man settled himself so resolutely , and the policeman 's face exhibited such bewilderment , that I burst out laughing , and came from my hiding-place . The policeman looked at me . `` Do you know this -- this -- '' `` This gentleman ? ''