Stephen Covey's character ethic vs. the personality ethic

The 7 Habits of Highly Effective People — Are You Working Hard at the Wrong Things?

You make the list on Sunday night. Monday morning you execute. By Thursday you're behind again, exhausted, wondering if you're actually moving anywhere or just staying busy enough not to notice you're not.There's a particular kind of tiredness that has nothing to do with sleep. It's the tiredness of effort...