Smile at everyone. Smiles can be highly contagious and dealing with nice people will make your day much better. Projecting a warm feeling encourages others to send it back to you. Set the tone for your day by sending out positivity and kindness with a smile. Source
NOTE: Smiling is a wonderful gift we give to ourselves and others. It tells us that the universe is a friendly place and life is good. It tells others they are loved and a friend is nearby. A warm smile is priceless, it can lift another’s spirits.