agreement: I (strongly, etc agree with/ believe that, I am (strongly, etc in favour of
disagreement: I would disagree that, I (strongly, etc disagree with, I am (totally, etc opposed to/against
both: I think/I believe that, In my opinion/view, I would argue that, It seems/appears to me that
disagreement: I would disagree that, I (strongly, etc disagree with, I am (totally, etc opposed to/against
both: I think/I believe that, In my opinion/view, I would argue that, It seems/appears to me that