It's distinct from an identical but typically involuntary expression of anxiety often called a grimace. While cross-cultural scientific studies have proven that smiling is a method of communication through the entire planet,[one] there are actually huge discrepancies among distinctive cultures, religions and societies, with some using smiles to Express https://leahreminiscientologyandt23119.bcbloggers.com/3880873/new-step-by-step-map-for-a-smile