So there's me, sitting in the tower, can't see the windows of the tower because of fog, let alone seeing out of them. Jag mate asks for taxi, which is duly given. Jag mate sits at end of runway, reports ready for departure and is duly given clearance to take off. Jag mate asks for the lights to be turned on. They are, I reply. Request the lights to maximum, asks Jagmate. They are I reply. "Uhhhhh, roger, rolling now" comes back a very quiet voice seeming not quite the usual gallant airman that we are used to on the wing!