english: Now, sadly, neurological disorders such as Parkinson's disease gradually destroy this extraordinary ability, as it is doing to my friend Jan Stripling, who was a virtuoso ballet dancer in his time.
non_english: Nažalost, poremećaji nervnog sistema kao što je Parkinsonova bolest postepeno uništavaju ovu izvanrednu sposobnost, kao što to čini mom prijatelju Janu Striplingu, koji je bio virtuoz baleta u svoje vreme.