A lot of life is a trade off. A lot of it is a zero sum game between you and others' happiness. People would agree that ideally we'd want peak happiness. But in order to achieve that we would have to efficiently balance the trade off between what makes us happy verses...
Chart: Who Verses What
2007 Pew Report: Religiosity and Wealth
Roll your mouse over the data points to see the country names. See Summary of Pew Report (further down the page) or Read Full Report [PDF]