By Scott Trotter The business end of the season may be arriving as Jurgen Klopp enters the final months of his time at Anfield, but the Liverpool boss has certainly retained his sense of humour. The German coach was quietly spoken in his press conference following Liverpool’s comprehensive 5-1 win over Sparta Prague but could not resist flashing his gleaming teeth and wry smile when the opportunity arose. After more than two decades in management without a break, Klopp will no doubt be well-versed in navigating the monotony of some questions and also pitfalls that can often be present. Fortuna…