When you're in pain, tomorrow doesn't exist - just the pain - and the only thing that you want in the world is for it to go away.
Dan ArielyDo you know how much money you would save if you changed your light bulb to compact florescent light bubs? How much would you save if you decreased your temperature of your house in the winter by one degree, or increase it by one degree? We just don't know these numbers, but I think displays could make it a memorable change in terms of attention, and also help us translate it in terms of concrete ways on what you can get.
Dan ArielyEven the most analytical thinkers are predictably irrational; the really smart ones acknowledge and address their irrationalities.
Dan Ariely