废物只是我们尚未学会重视的资源。
市场效率并不意味着价格总是正确的，而是意味着价格不可能被一致预测。
When [competitors are] in the shower in the morning, they're thinking about how they're going to get ahead of one of their top competitors. Here in the shower, we're thinking about how we are going to invent something on behalf of a customer.