In Sapiens, Yuval Noah Harari explored our past. In Homo Deus, he looked into our future. In 21 Lessons for the 21st Century, Harari brought to light today’s most pressing issues. — In an era defined by rapid technological advancements, geopolitical shifts, and profound social transformations, it becomes imperative to pause and reflect on the state of our world. Through his thought-provoking book, 21 Lessons for the 21st Century, acclaimed historian and my all-time favorite author, Yuval Noah Harari masterfully dissects the…