Expressions

They say the eyes are the windows of the soul. There was a woman with a face to launch 1000 ships. You can speak volumns without saying a word. Smiles are the language of love ~ David Hare. A smile is a window on your face to show your heart is at home ~ unknown. A smile is an umbrella on a rainy day ~ Lawrence Welk. So many languages in the world, a smile speaks them all ~ unknown. A smile is a laugh that bursts ~ Mary H. Waldrip
Ok, those are all I can think of. I'm sure that there are many many more.