A relationship can only work if you work at it. Marriage is the most difficult thing you will do - you've got to really love each other to enjoy the same jokes, the same odours, the same behaviours every day.

In our age of individualism, we see computers as ways through which we can express our individuality. But the truth is that the computers are really good at spotting the very opposite. The computers can see how similar we are, and they then have the ability to agglomerate us together into groups that have the same behaviours.