" For example, 'one' could be total veto. I disagree and I won't support it. 'Two' could be I don't agree, but I will back it. 'Three' could be I think we need more information. 'Four' could be I agree, but with these caveats. And 'five' could be I wholeheartedly agree. It allows people to take a position and make that clear very quickly "