Dr Jekyll and Mr Hyde

The Dr Jekyll and Mr Hyde this book is a horror book . It had some scared things in the story. Robert Louis Stevenson said that he has some dream that he is in his story . He like to write horror story , and he said that write one book need a long time to work however he doesn't feel tired . He doesn't have alot of money , he just writing book for money .
The good part and evil part of Dr Jekyll.