They say that without hard times, we cannot become better people.If you think about it, there are a lot of sayings from way back that run along a similar vein.No pain, no gain.You have to go through the fire to reap the benefits.You have to be polished and sanded to become a shiny gem.The list could go on and on. But what about the economic crisis that we have been experiencing all over the world?Could it bring about something good as well?According to researchers, life expectancy increased duri