Easy 10 points. Why do people drink water?

According to stephen hawking in the "origin of the universe" lecture, "why are we here" and "where did we come from" are questions that

What is the effect of the haiku structure on this poem?   how does the line structure describe the subject(s)?   and how does a haiku compare to a rhyming and longer poem in terms of its effect on you as a reader?

The room was gaudy with its leather couch and purple walls