需要
2015年：贝索斯致股东信《全世界对失败最宽容的公司》
2016年：贝索斯致股东信《每天都要像创业的第一天那样》
2018年，贝索斯致股东信
All businesses need to be young forever. If your customer base ages with you， you're Woolworth's.
There are two ways to extend a business. Take inventory of what you are good at and extend out from your skills. Or determine what your customers need and work backwards, even if it requires learning new skills.
All businesses need to be young forever. If your customer base ages with you, you're Woolworth's.
