A bit long. It was a talk Buffett gave to MBA students at the Business school at University of Florida, in 1998 (10 years ago). But I promise it’s both fun and educational 🙂
Chinese translation (中文)
English (PDF) (24 pages).
Google Video (88 minutes) original link here.
He talked about “chewing gum business” in the talk (address to question: What makes a company something that you like).