What's more, if you find that major changes in your sector are usually coming from other people's customers, you should realize that they probably aren't your customers because they don't need your products or can get something better.
此外，產業的鉅大變動，經常起源自非顧客，他們沒有成為你的顧客，是因為他們不需要你的產品，或是他們能夠找到更好的答案。