Smiles are contagious. Be a carrier Let a smile be your umbrella on a rainy day Wear a smile and have friends; wear a scowl and have wrinkles A Smile is a powerful weapon. You can even break ice with it. A smile is like looking in a mirror. If you give a smile you're likely to get one back Smile if it kills you. The physiology of smiling diffuses a lot of anger and angst. It makes your body and soul feel better Be your own florist: wreathe your face in smiles You are not fully dressed until you wear a smile. He who smiles rather than rages is always the stronger It's easy enough to be pleasant when everything goes like a song, but the man who is worthwhile, is the man who can smile when everything goes dead wrong Wrinkles should merely indicate where smiles have been A smile of encouragement at the right moment may act like sunlight on a closed-up flower; it may be the turning point for a struggling life. Be multilingual; smiles are the universal language A smile enriches those who receive without making poorer those who give So many languages in the world, and a smile speaks them all. All the statistics in the world can't measure the warmth of a smile A smile is just a frown upside-down. But most of all smile because it is the sunnah of our beloved Nabi (S.A.W):):