Many of us like to think of Australia as fairly egalitarian, where anyone can rise above their beginnings and find success.

For some of us, that's true. But class can still play a huge role in the opportunities we encounter, and help to shape how we look at the world and at ourselves.

Rose Butler and Eve Vincent, the authors of Love Across Class, example the role class plays in our closest relationships, especially if the person we love comes from a very different socio-economic background than the one we grew up with?