The study became famous because it uncovered one of the most powerful words we use to drive our behavior: because. Langer’s work proved that as long as we could justify a behavior in our brains (“I’m doing this because…”), we would perform the behavior even if the reason didn’t make sense.
“In your day planner, block out all the times when you’re committed to others to be at a certain place at a certain time, such as meetings, conferences, and other appointments. What’s not your obligatory time is your discretionary time. This is the time you can manage.” says Preston.