commitment device
way to lock oneself into following a plan of action that one might not want to do, but which one knows is good for oneself
en-US/kəˈmɪtmənt dɪˈvaɪs/
en-GB/kəˈmɪtmənt dɪˈvaɪs/
way to lock oneself into following a plan of action that one might not want to do, but which one knows is good for oneself