I have no clue what this argument is about, but if the universe is infinite, anything that is possible to happen will. Since the evolution of humans is possible, it is sure to happen eventually.
I DID YOU CORRECTED ME FOR SPELLING WHEN I WAS CORRECT. ALSO I DON'T NEED PROOF OF HOW SMALL THE CHANCES OF HUMANS EXISTING IS BECAUSE IF YOU KNOW ANYTHING, COSMOLOGY AND EVOLUTION IT BECOMES QUITE CLEAR THAT HUMANITY'S EXISTENCE IS A MIRACLE; @BRAINPISS