* William's comforting words to Adso when he confesses his romantic conflict. In the book, it strikes a beautiful balance between good-natured humor, charitable forgiveness and reminding him of his vows, advising Adso to make a learning experience out of the incident.
* In the movie, Adso clings to Willam's arm in his sleep for comfort and William patiently allows him to do so.
* In the movie, William drops the few precious books he's salvaged from the fire to allow Adso to hug him.