Why do I rise fresh and bright?
Because my morning bedroom’s full of light.
Why is my morning bedroom full of light?
Because the Sun rises in the east.
Why does the Sun rise in the east?
Because Earth’s spin is constant.
Why is Earth’s spin constant?
Because angular momentum is conserved.
Why is angular momentum conserved?
Because all directions in space are physically equivalent.
Why are all directions in space physically equivalent?
Because the Universe approximates a vacuum.
Therefore I rise fresh and bright because the Universe approximates a vacuum!