543. Study, but What to Study ?

All of your life, study Life, Love, Philosophy, Politics, Martial Arts, and Business. Keep abreast of Technology. After that, you should study what you please.

418. Record Keeping

Keep copies of all correspondence both incoming and outgoing. Keep everything, forever. The Law only reqires you to keep files for 7 years but you should keep it all forever. At the very least it will help you write your memoirs. Modern technology (2011) allows you to keep a huge amount of data on DVD or in cyberspace. Institute a properly indexed filing system for all your papers and maintain it carefully.

280. Technology

Master all the technology you find around you. (Start with Lego and Meccano). Tecnology is Leverage