Every morning, when you wake up, or every night, when you go to bed, use the notepad to list five things that happened the day before that you’re grateful for. These objects of gratitude occasionally will be big (a job promotion, a great first date), but most of the time, they will be small (sunlight streaming in through the bedroom window, a kind word from a friend, a piece of swordfish cooked just the way you like it, an informative article in a magazine).