Most of the time you should use reason, there is no doubt about that because gut often makes us susceptible to lots of different biases, particularly if what you're deciding is something that you really, that expertise can be brought to bear on it, there is a way in which you can align the odds, so then you should really use reason.
Sheena IyengarI put out a good 10 different types of drinks for them and they just said, "Oh, okay, so it's just one choice." One choice? I gave you Coke, Pepsi, Ginger Ale, Sprite. They saw that as one choice. Now why was that one choice? Because they felt, well, it was just all soda.
Sheena IyengarAre you going to be able to shave your legs? Are you going to be able to get married? So it was constantly thinking about both choice in terms of possibilities - I mean because choice is the thing that is supposed to enable you to be whatever it is you want to be - and yet, at the same time you have to think about choice in terms of its limitations.
Sheena IyengarWhat we share with animals is a desire for choice. It's a desire to have control over our life and a desire to live and use choice as a way in which we can facilitate our ability to live and that is something we really were born with.
Sheena Iyengar