Sneak Preview: When to Hold On

Editor's note: This is a special sneak preview of Jim Cramer's just-released book, Jim Cramer's Stay Mad for Life: Get Rich, Stay Rich (Make Your Kids Even Richer). Look for more sneak previews every day, and get your free copy with your annual subscription to Action Alerts PLUS; click here for details. Catch Cramer in person at his last book signing event: Saturday, Jan. 12, at 1 p.m. in Westbury, Long Island's Costco.

Missed the first sneak previews? Read the book intro and the rules of getting and staying rich: Rule 1, Rule 2, Rule 3, Rule 4 and Rule 5. Know what pros do right and amateurs do wrong: Part 1, Part 2, Part 3, Part 4 and Part 5. Learn the five mini-bull markets that will stampede for years, starting with aerospace and defense, agriculture, oil and oil service, minerals and mining and infrastructure.

4. Don't let the market shake you out of a good long-term thesis. In the spring of 2005 it became amply clear to anyone reading the newspapers or watching TV that we were going to be in a shooting war in Iraq for a very long time. The United States has only one company capable of making all the ammunition needed for a long war: Alliant Techsystems(ATK Quote). ...