We are happy when we have family, we are happy when we have friends and almost all the other things we think make us happy are actually just ways of getting more family and friends.

The data says that with the poor, a little money can buy a lot of happiness. If you're rich, a lot of money can buy you a little more happiness. But in both cases, money does it.

We treat our future selves as though they were our children, spending most of the hours of most of our days constructing tomorrows that we hope will make them happy

People want to be happy, and all the other things they want are typically meant to be a means to that end.

Your emotions are meant to fluctuate, just like your blood pressure is meant to fluctuate. It's a system that's supposed to move back and forth, between happy and unhappy. That's how the system guides you through the world.

The brain and the eye may have a contractual relationship in which the brain has agreed to believe what the eye sees, but in return the eye has agreed to look for what the brain wants.

Arthritic toothless people who love orgasms are more likely to reproduce than are limber, toothy people who do not.