Final answer:
The app Track Your Happiness disproves the statement by showing that the more a person's mind wanders, the less happy they are, especially if they are thinking about unpleasant things like anxieties and regrets. The statement is False.
Step-by-step explanation:
The statement is False. The app Track Your Happiness, created by Killingsworth, showed that the more a person's mind wanders, the less happy they are, especially if they are thinking about unpleasant things like anxieties and regrets. The app used a tool called metacognition to help individuals reflect on the source of their emotions and manage them. It highlighted the importance of staying focused and present in order to experience greater happiness.