Feeling gratitude can improve health and happiness; expressing gratitude also strengthens relationships. ... This exercise encourages you to express gratitude in a thoughtful, deliberate way by writing—and, ideally, delivering—a letter of gratitude to a person you have never properly thanked. I am grateful for many things in my life; from having Granny and Grandpa as parents and for growing up on a farm. This taught me about the true values in life and that if you work hard,