Ernst Hans Gombrich

Now, try to imagine a thousand million years! At that time there were no large animals, just creatures like snails and worms. And before then there weren’t even any plants. The whole earth was a ‘formless void’. There was nothing. Not a tree, not a bush, not a blade of grass, not a flower, nothing green. Just barren desert rocks and the sea. An empty sea: no fish, no seashells, not even any seaweed. But if you listen to the waves, what do they say? ‘Once upon a time

Stop! When did that happen?’

like ours it just had two thick ridges above the eyebrows. Now, if all our thinking goes on behind our foreheads and these people didn’t have any foreheads, then perhaps they didn’t think as much as we do