The concept of computational complexity is not just about how fast we can compute, but also about understanding the limits of what can be computed.
"The only true voyage of discovery, the only fountain of Eternal Youth, would be not to visit strange lands but to possess other eyes, to behold the universe through the eyes of another, of a hundred others, to behold the hundred universes that each of them beholds."
我们不是在从事为人们提供咖啡的业务,我们是在从事为咖啡服务的人的业务。