How many young college graduates have taken demanding jobs in high powered firms, vowing that they will work hard to earn money that will enable them to retire and pusher their real interests when they are thirty five? But by the time they reach that age, they have large mortgage, children to school, houses in the suburbs that necessitate at least two cars per family, and a sense that life is not worth living without really good wine and expensive holiday abroad. What are they going to do, go back to digging up roots? No, they double their efforts and keep slaving away.