" go through your “List of 100 Dreams,” choose a small number of activities—one, two, or at most three—that truly matter to you. If you’ve got kids who also need your attention, you’re better off sticking closer to one or two than three, because doing fun activities with your family will be another major leisure-time commitment (see Chapter 6 for more about this). Encourage your kids to adopt the same philosophy. Contrary to popular belief, Princeton’s and Harvard’s admissions officers are not looking for scattershot résumés of two instruments, three sports, four volunteer activities, and five hobbies. That’s not passion, that’s ADD. Once you’ve chosen a narrow-enough focus, you can throw enough energy into your activities to get better and get somewhere—like building five wells in Tanzania that didn’t exist before—and hence use your time to actually “recreate. "
― Laura Vanderkam , 168 Hours: You Have More Time Than You Think