So how do we keep these emotional centers humming? You might think the answer would be to watch a really sad movie or throw the occasional temper tantrum, but it’s much simpler, and much harder than that, Barrett says. It comes down to this: Stop only doing what’s easy and pleasant. If you’re in a great routine at work, break out of it by adding new responsibilities. If you’ve got an effective workout that you can do without even giving it much thought, add some new elements or up the ante by making it longer and more intense.
In short, do stuff that’s difficult. Challenge yourself, and keep challenging yourself until you encounter enormous frustration. And then push on through that frustration and try some more. Read full in Inc