Owing to enthusiastic Veuve Cliquot consumption last night, followed by a bout of insomnia between 2.30am and 5.30am, I am not at my best today. Insomnia is a relatively recent thing for me, so I'm not used to dealing with it. Every time it happens I swear to myself that next time, I will not lie there staring at the ceiling, but go and do something useful with the time. Each time, I think no,