RD – How do I handle it? By ignoring it until it’s almost upon me, then turning my back abruptly on the old. Very Orwellian of me, I suppose (“We are at war with East Asia now. We have always been at war with East Asia!”) but I do tend to live in the present.

Maria – Thanks! I hadn’t thought about the territory-marking angle, but I think you’re right – there must have been some such instinct at work there. Then again, peeing is also a primal response to fear…