If you want to lead an optimistic life, learn to argue with yourself. The secret of optimism is not positive thinking. It's non-negative thinking, according to Martin Seligman in the book Learned Optimism: How to Change Your Mind and Your Life.
Editor’s note: What does somebody who spent a year test-driving principles, tips, theories, and scientific studies on happiness think are the real keys to happiness? That’s what I wanted to know. This is a guest post on lessons learned in happiness by Gretchen Rubin. Gretchen is a best selling author and former lawyer. What's interesting to me about Gretchen is that she studied happiness by making it a project. During The Happiness Project, Gretchen spent a year test-driving lessons in happiness from Aristotle to Oprah.
Last week, I picked up the book The Likeability Factor , by Tim Sanders. It’s a book about how the single biggest improvement you can make in your life is likability. From winning elections to having the best job ... it’s all about likability, based on research. The more likeable you are, the happier your life will be.