Buying and holding a stock forever is exaggeration. I'm not suggesting that investors should hold stocks for a literal eternity. When I talk about buying and holding stocks forever, I mean for an entire investment career. In other words, there's a stage in life during which people invest. It can last for 20, 30, or 40 years, or more, depending on one's age and personal finance goals.Are there any companies that can truly be bought and held for decades and which require minimal ongoing research to ensure eve ...