Smiling gives several opportunities apart from improving health. It also enhances one’s affection, health, and opportunities.
What will one gain from showing a frown? It only makes you unfriendly and ugly.
However, some people show smiling faces when they are more dangerous.
Start learning how to receive people with smiles, it paves way for several opportunities.
Nature is so good that both the poor and the rich can show smiling faces, without paying any cost.