You never know what someone else is going through behind their mask. Underneath that cover we put up is the reality we may or not be showing and it’s hard for us to even want to talk about what’s really going on behind the closed doors of are personal life. The world is a huge place and you might be the only one who can provide the gift of love to someone who truly needs it. You might both be going through some serious life issues, although a smile indicates everything will work out for the best in the long run. Smiling shows a sign of empathy and compassion almost to say I feel for your situation it really does have the power to turn your day around and make it better. Never underestimate the power of a smile.