产品是1,营销是0。没有好的产品,再多的营销也是徒劳。
Product is 1, marketing is 0. Without a good product, no amount of marketing is futile.
The function of a system of hypotheses is to warn us beforehand what will be our experience—to enable us to make accurate predictions.
过去总是紧张的,而未来是完美的。