There's the National Geographic Laurasia dinosaur poster hanging on the wall in front of me, and to the right, outside the window, a little bird is savaging our miniscule window-sill wheat crop. The bird seems perfectly content, as if she's been doing this for millions of years. And I thought, some of the creationist/intelligent-design anti-evolution arguments boil down to this:
4.320432 × 1017 is such a large number. There is no way you could get to that number, starting at zero, and just repeatedly adding 1.