Hedging / Buying Time

Name
Are you asking if X, or if Y?
Before I answer, I'd like to hear what the rest of you think.
Could we hold that for later?
Good question. Would anyone like to take a crack at that?
I'd like to give that some thought.
I'd like to have some time to consider that.
I'd prefer not to comment on that at this time.
I'd prefer to comment on that later.
That's a very good question, because it raises the issue of X.
The best way I can answer at this time is to say that
Well, it's difficult to say exactly, but
Well, let me think about that.
You raise an interesting question, but