I laughed and she laughed back – not a real laugh but a sarcastic, snorting guffaw that continued for quite a while, getting uglier and uglier until it halted coldly. I blinked, for once grateful that I couldn’t cry, and she pushed past, knocking me a little with her shoulder. My face had an expression of Hey, watch it! It is not okay to ridicule me in my own house, which I have generously opened to you. I’ll let it go this time, but in the future I expect a one-hundred-and eighty- degree turnaround in your behaviour, young lady. But she was dialing her phone so she missed the look.