Interesting article. Key idea is: "We suspect that this means, in part, that when people have a lot more money, they can buy a lot more pleasures, but there ar

Interesting article. Key idea is: "We suspect that this means, in part, that when people have a lot more money, they can buy a lot more pleasures, but there are some indications that when you have a lot of money, you will savor each pleasure less." So, our perception of happiness is explained by Weber-Fechner Law (http://en.wikipedia.org/wiki/Weber%E2%80%93Fechner_law http://en.wikipedia.org/wiki/Weber%E2%80%93Fechner_law), too, similar to our sensory perceptions: it is logarithmic and saturates after a point. This is why it is impossible to design a paradise (or hell for that matter) that humans can enjoy indefinitely.