Gene told me the next day that I got it wrong. But he was not in a taxi, after an evening of total sensory overload, with the most beautiful woman in the world. I believed I did well. I detected the trick question. I wanted Rosie to like me, and I remembered her passionate statement about men treating women as objects. She was testing to see if I saw her as an object or as a person. Obviously the correct answer was the latter. ‘I haven’t really noticed,’ I told the most beautiful woman in the world.

I worked in information technology and academia for a long time and met many people who were better with things and ideas than with people.

I haven’t changed my mind. That’s the point! I want to spend my life with you even though it’s totally irrational. And you have short earlobes. Socially and genetically there’s no reason for me to be attracted to you. The only logical conclusion is that I must be in love with you.

I know this song!’ Rosie laughed. ‘If you didn’t, that’d be the final proof that you’re from Mars.

I asked you here tonight because when you realise you want to spend the rest of your life with somebody, you want the rest of your life to start as soon as possible.

All of us have to make some accommodations and allowances if we are to live with another person.

Professor Tillman. Most of us here are not scientists, so you may need to be a little less technical.’ This sort of thing is incredibly annoying. People can tell you the supposed characteristics of a Gemini or a Taurus and will spend five days watching a cricket match, but cannot find the interest or the time to learn the basics of what they, as humans, are made up of.