A: Learning from your mistakes.
Because they practice relative dating!
gloves! nah don't know, it hasn't opened the present yet
When it is learning a new language !
E.T actually learned English and wanted to go home.
Britney Spears
None. They wait for the electrician to make a mistake and yell at them for doing it wrong.
Because there's no snow between the kitchen and the bedroom..
You should know more than your dog.