"Maybe we won't be making an advance as fast as we may want". Iain Duncan Smith has just exposed the anxiety that tonight's results will provoke for the Tories even though they're sure to be the overall winners.
The north west is a key target for them. They've made progress tonight - in Chester, for example - but not as much as they would have hoped - in Bury and Crewe and Nantwich, for example.
Update - you can now watch the Iain Duncan Smith interview by clicking here.