It's always a thrilling experience to go into a place that offers you a lot of choice. You know it's like it reminds you of when you're a kid and you go to the amusement park and whether it be Disneyworld or Six Flags you know that thrilling moment when you first enter and you know you've got all these possibilities for the day and it's really a... it's a wonderful feeling.

The quality of health care continues to improve, and people are living longer, but these developments mean that we're likely to eventually find ourselves in a situation in which we're forced to make difficult choices about our parents, other loved ones, or even ourselves that ultimately boil down to calculations of worth and value.

I think that too ended up affecting a lot of the different research questions that I later asked was really was about well to what extent... How do we balance choice as possibility and choice as limitations?

I think I was always informally thinking about choice from when I was a very young child because I was born to Sikh immigrant parents, so I was constantly going back and forth between a Sikh household and an American outside world, so I was going back and forth between a very traditional Sikh home in which you had to follow the Five K's.

So it was constantly going back and forth between these two cultures that kept raising the question, well, how important is personal freedom? And I think that has always been of interest to me.

So for decisions about happiness you essentially need at least both and probably even more than that, you probably also need to do analysis that doesn't involve yourself to get at the answer of what will make you happy in 10 years.

Too many choices can overwhelm us and cause us to not choose at all. For businesses, this means that if they offer us too many choices, we may not buy anything.