“Cancel the kitchen scraps for lepers and orphans, no more merciful beheadings, and call off Christmas!”
The Sheriff of Nottingham, getting serious about arresting Robin Hood, the Prince of Thieves (played by Costner, worst British accent ever)... Most people don't know that Rickman made up his mind to overplay the role to try to save the movie from a flat script, unimaginative direction, and Costner's accent.
The line from the movie that I quote above was ad-libbed by Rickman, who wrote several of his own lines.
Alan Rickman was a genius who died too young.