Why

My son once asked me, "Why poetry?", 
and I answered, "Because sometimes 
I have a story to tell but the story 
is small."

My son once asked me 
why poetry?
and I answered,
because sometimes 
I have a story to tell 
but
the story is small.

My son, why poetry?
I have a story to tell

My son asked me why
and I answered because