english: If you go back 50,000 years to the Paleolithic era, to the early days of Homo sapiens, what we find is that the world was filled with danger, all of these forces working very, very hard to kill us.
non_english: 50.000 jaar geleden in het Paleolithicum, het begin van Homo Sapiens, zagen we dat de wereld vol gevaar was. Allerlei krachten deden hun uiterste best  om ons te doden.