And that was enough.… When people asked Kenji what the most valuable thing in the world was, he usually gave the answer they expected. Gold. Lithium. Land. Sometimes, when the question came from a child, he said water. But after forty years of working, Kenji had arrived at a different answer. Freedom. He had not understood this when he was twenty. At twenty, freedom had seemed infinite. He could sleep late if he wanted. He could walk across town without telling anyone where he was going. He could spend an entire afternoon reading a book, change his mind halfway through dinner, or simply sit beneath a tree and do nothing. No system noticed. No one measured his productivity. No algorithm calculated whether his afternoon had been efficiently used. Then he got his first job. His employer did not say, “Give us your freedom.” They said, “We’ll pay you for your time.” Kenji signed the contract. Eight hours became eight hours...