I was browsing through our Web site archives this week and ran across a Cabot Wealth Advisory from August of last year written by Editor Brendan Coffey. In it, he discussed the concept of buying stocks based on what you know … and what you like. Here’s what he said: “Throughout the 13 years he was steering the Magellan Fund, Peter Lynch became known for his philosophy that you should invest in what you know. In his 1993 book, “Beating the Street,” he discussed how he built Magellan from a $200 million fund to a $14 billion fund in...