Bringing on serenity can happen in various ways. Let’s focus on the 4-S configuration of smiling, singing, sweating and soothing for quick reference. Smile: Others are more inclined to mirror back a smile to you. It can lift your mood, increase serotonin levels in the brain and bring a sense of calm. People will respond to you in kind. Think of a smile as “paying it forward. Sing: Whether your vocalizing is limited to the shower or not, try out a new tune that’s all yours. Th