I got the first REAL smile from Jack this morning and my heart may have exploded. (lavenueblog.com)
He makes you laugh as he calls you out for slacking, he high - fives everyone, he smiles real smiles. (sbnation.com)
In the same way that real smiles shape the wrinkles around your eyes, University of Massachusetts professor Susan Krauss Whitbourne says worry, surprise, or fear can cause people to raise their eyebrows in discomfort. (entrepreneur.com)