* At the ending, when Raymond finally figures out the punchline of "WhosOnFirst". Compunded by the fact that this troper is actually Autistic. Hang on, I got something in my eye....
* Raymond, who (like many born with autism) is phobic about being touched, as Charlie found out repeatedly through the movie. But at the end, he leans his head on Charlie's, and spells his name...the closest he can ever come to saying "I love (and trust) you." (Of course, it's also a ''monster'' of a TearJerker...)
* "Never hurt Charlie Babbit."
* "I like having you for my big brother."