It's necessary being reminded that 1/3 of our world, i.e. around 2 billion (!) people around the world live in poverty. This means living of less than 2$ a day... could you live of less 2$ a day, every day?
Watch this fascinating 56-minute documentary about microcredit which is to me a prime example of business approaches working for the social good. It's very inspiring seeing ways out of the poverty trap: