What is the shape of the universe? Maybe we're a Mobius strip.
And circles don't tessellate 
I didn't mean it as "shape", but as the complex that life has in our universe, that seems to begin when it is ending and vice-versa, as a circle can perfectly show.
It's something called 'eternal return'.
Read Nietzsche, if you want, if you don't, you can't hyde from him. It's like Freud...
