Students at America’s top universities have little time for fun. They’ve had to work too hard to get in. “They’ve usually started a few companies, cured at least three formerly fatal diseases, mastered a half dozen or so languages, and marched for breast cancer awareness through Tibet while tutoring the locals on conflict resolution skills and environmental awareness. Their main lack is time. Students boast to each other about how little sleep they’ve gotten, and how long it’s been since they had a chance to get back to their dorm room…”