There are many ways you can improve your life and there are many people who will tell you how to do it. They sell books and tapes, and CDs. They have plans, strategies and techniques, which will help you self improve, if you will listen to what they say and follow their special strategic plans. Still, one of the best things you can do to improve your life is not just to lose weight, get a better job, reduce stress, improve your self esteem, but rather to improve your general knowledge.