I have been a selfish being all my life, in practice, though not in principle.
A farmer's wisdom often surpasses the latest technology - we must learn to listen.
The architecture of cognition constrains the forms of knowledge representation.
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."