The pace of biological evolution makes paint drying on a wall seem like NASCAR, so not a lot of noteworthy stuff occurs until we arrive at anatomically modern humans in East Africa 200,000 years ago.
Although slowness still reigns, it picks up a bit 70,000 years ago when the Cognitive Revolution begins. This is one of three major revolutions that Yuval Noah Harari details in his comprehensive book Sapiens: A Brief History of Humankind.
“The Cognitive Revolution is accordingly the point when history declared its independence from biology. (…) From the Cognitive Revolution onwards, historical narratives replace biological theories as our primary means of explaining the development of Homo sapiens. To understand the rise of Christianity or the French Revolution, it is not enough to comprehend the interaction of genes, hormones and organisms. It is necessary to take into account the interaction of ideas, images and fantasies as well.”
Long before Christianity or the French Revolution came, the development of language itself and the radical expansion in our ability to think and communicate came. All of subsequent history is indebted to the gifts imparted by the Cognitive Revolution. Continue reading