[header] How to make your life good [title] Smile at those around you. [step] It's often been said that a smile is contagious, and research suggests that's true. Studies suggest that friendly engagement with others boosts happiness levels, at least in part because people are more likely to treat a smiling person better than a non-smiling person. 
[substeps] A smiling person is more likely to be regarded as viewed as attractive, reliable, relaxed and sincere. Cheering yourself up by cheering others is a hallmark of how to have a good life.