What you say when someone begins wholeheartedly and enthusiastically agreeing with your point of view, but you would have thought that this particular person would not truly be willing to
go along with your idea, and so you
suspect that he is merely trying to put you in a better mood and is thus building up to saying, "But in spite of my sympathy for your position/
situation, I still feel that..."
You: I feel that Klondike
bars are the greatest thing since sliced bologna, so I think that every
child should be allowed to
eat at least one per day..
Parent: Oh, I agree with you --- they are super-delicious, fairly inexpensive, and an all-around ---
You: I sense a "but" coming here.