Why

Why why why why why why why why why why why why why.

MILO: Why is that boy walking down the sidewalk with his bike?
MOMMY: Because he's going to ride his bike.
MILO: Why?
MOMMY: Because he wants to go see his friend.
MILO: Why?
MOMMY: Because his friend is helping him with his homework.
MILO: Why?
MOMMY: Because he needs extra help in math.
MILO: Why?
MOMMY: I have no idea Milo. What do you think?
MILO: Why?