Cake, sex and fame. Their lure is strong. If something pushes our sweet, sex or status buttons, we spark right up. Why? Because, ostensibly, these things give us pleasure. But do they make us happy?
Consider this: we live in an age of unprecedented wealth and freedom, yet our society is experiencing an epidemic of despondency and depression. Many studies show that, despite a level of affluence that would have shocked our great-grandparents when they were our age, we are actually no happier th...
