revision preference src: I just realized that if I have a book and a movie both of the same story, then I should read the book first before trying to tie my mind to one image, which will always be attached to that story forever. <SEP> tgt: I just realized that if I have a book and a movie both of the same story, then I should read the book first before trying to tie my mind with only one image which will always be attached to that story forever.