During a recent walk on the Greenbelt, I came across bright red paper hearts hanging on gates, fences and trees. Each one of these homemade hearts contained a message of encouragement such as “Never Give Up,” “Happiness isn’t getting what you want. It’s wanting what you’ve got,” and “Love Never Fails.” It warmed my heart, that someone had taken the time and energy to lift the spirits of neighbors and strangers who would see these valentines while out walking or biking.When I was…