The PAC learning framework provides a formal way to analyze the efficiency and effectiveness of learning algorithms.
"We are all just walking each other home."
Innovation is not just about creating new products; it's about rethinking how we solve problems.
On motivation: "I strongly believe that missionaries make better products. They care more. For a missionary， it's not just about the business. There has to be a business， and the business has to make sense， but that's not why you do it. You do it because you have something meaningful that motivates you."