Kai-Fu Lee spent seventeen years building AI and then got sick
In September 2013, one of China's leading technology figures was diagnosed with fourth-stage lymphoma. The question he couldn't stop asking was not about treatment.
Kai-Fu Lee had built a career on productivity. He was the founding president of Google China, a venture capitalist, and one of the most prominent voices in artificial intelligence. By his own account, he answered emails at midnight and woke twice in the night to answer more.
In September 2013, he was diagnosed with stage-four lymphoma.
He wrote later that his first, overwhelming reaction was not fear of dying but regret. He thought of people he had not spent time with, conversations he had delayed, a model of success he had pursued that required the systematic undervaluing of everything that turned out to matter.
He recovered. What he carried out of the experience shaped how he thought about artificial intelligence — specifically about what humans bring to interactions that machines do not. His argument was not technical: AI will be more efficient than humans at almost every measurable cognitive task. What it cannot replace is the experience of being genuinely cared for by another person who has chosen to pay attention to you.
The illness did not make him a pessimist about AI. It made him more specific about what human beings are actually for — and more insistent that a civilization organized primarily around efficiency had confused the instrument with the point.