即使
2011：贝索斯致股东信《自助平台，开启创新》
2012年：贝索斯致股东信《长远思考才能做到不可能的事情》
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.
