雪球人生：巴菲特想的跟你不一樣

1. regard yourself as an owner of the business to be a successful investor
2. understand the business before investing (operating sitution, management, cashflow & prospect)
3. no government control, no close substitutes, wide customer base
4. good management
5. good financial situation (ROE, cost control)
6. margin of safety (good price)