Bart: Look at that hunk of junk!
Grandpa: You're ignorant! That's the Wright Brothers' plane! In Kitty Hawk in 1903, Charles Lindbergh flew it fifteen miles on a thimble full of corn oil. Single-handedly won us the Civil War, it did!
Bart: How do you know so much about history, Grandpa?
Grandpa: I pieced it together, mostly from sugar packets