This is the last part of the three-book series by Yuval Noah Harari. Previously I’ve read and summarized his famous book Sapiens: A Brief History of Human Kind. Since Sapien was about the human’s past and Homo Deus was about humanity’s future. The 21 Lessons for the 21st Century is about the human’s Present. What’s happing in the 21st century and how can we prepare ourselves for the future. The author has divided this book into 21 lessons from different areas of …