There seems to be an unwritten rule on Wall Street: If you don't understand it, then put your life savings into it. Shun the enterprise around the corner, which can at least be observed, and seek out the one that manufactures an incomprehensible product.
Peter LynchThe extravagance of any corporate office is directly proportional to management's reluctance to reward the shareholders.
Peter LynchPeople who want to know how stocks fared on any given day ask, "Where did the Dow close?" I'm more interested in how many stocks went up versus how many went down. These so-called advance/decline numbers paint a more realistic picture.
Peter Lynch