最终，我们只会后悔没有抓住的机会。

The deep, personal material of the latter half of your life is your children. You can write about your parents when they're gone, but your children are still going to be here, and you're going to want them to come and visit you in the nursing home.

你必须适应，否则就会被淘汰。

最好的营销策略是产品足够好，以至于它能自我营销。