If you get people to feel that they are putting something, that they are creating it and so on, their love for the project would increase. The more something is yours, the more you're willing to invest in it.

When people are in severe pain, there's an expression, you're a "pain person," and what that means is that nothing else matters.

Money is a wonderful invention. It lets us save, it lets us specialize, right? I couldn't be a professor if there wasn't any money. Every day I would have to raise chicken and bread and broccoli and go ahead and spend all my time trading. So, money is a wonderful mechanism.

With everything you do, in fact, you should train yourself to question your repeated behaviors.

Do 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.

With money we really fool ourselves. We are our biggest enemies with money and there are some things we can do about it. Automatic deductions are a wonderful thing. But ideally, you should wait until the end of the month, you can see how much extra money you had, and you should put that in your savings account. We don't do that too well, and if we did that, we would never save. So, what we do, is we take money out of our pocket into the saving account at the beginning of the month, take it outside of our control and as a consequence, we spend less and we save more.

Big Data is like teenage sex: everyone talks about it, nobody really knows how to do it, everyone thinks everyone else is doing it, so everyone claims they are doing it.