Not even one of the settlements will be evacuated because they all have strategic and Zionist value. It is impossible at this time to bring about the end of the conflict, nor is separation from the Palestinians a viable concept.
Time is on our side.
This is the crux of Sharon's plan. And, it is noted in the interview, his popularity within Israel is unprecedented for it. There are no British occupation forces on Palestinian territory at the moment, as far as I know. And that particular war is not over. Sharon may or may not be itching for one.