Pain is a language that only those who have experienced it can understand.

家不是一个地方，而是一种感觉。

"Stories you read when you're the right age never quite leave you. You may forget who wrote them or what the story was called. Sometimes you'll forget precisely what happened, but if a story touches you it will stay with you, haunting the places in your mind that you rarely ever visit."

产品是1，营销是0。没有好的产品，再多的营销也是徒劳。