a german exchange student i hosted in high school asked me, "what does 'pretty' mean?""schoen," i said. "beautiful.""but you just said, 'it's a pretty good Movie,'" she said."oh! that pretty..." and i discovered i really couldn't define what i'd meant.not only that -- i wasn't completely sure what i'd meant in the first place. did i like the movie "to a fair or moderate degree" as per the