"Supper would be entirely pleasant," says Granby, already pushing his chair back from the desk with his heels. The day is warm enough that he didn't bring a jacket, came to work in creased, light layers and all he has to do is reach for the bag containing his day to day essentials and sling it over across his chest.

"Papers will wait until tomorrow and I am all yours, Laurence," he says. "Where are we eating?"

Like many Aviators before him, Granby can always be relied upon to have a healthy appetite when the situation requires.