Frown and you frown alone, but smile and the whole world smiles with you.
Not just any smile will do, though. With 19 variations on the smile, including 16 produced by enjoyable emotions, smiling is an incredibly important part of our lives. If you're looking to develop a genuine, infectious smile that can make a bad date turn good, seal a business deal, or help you make friends wherever you go, this article will help you on your way. It's fun, fast, and easy! But best of all, it's a natural way to make yourself and others feel really good.