Winning arguments and solving problems are two different skillsets. And the US Congress is mostly people with the former. Not to say that winning arguments doesn't help when choosing a solution, but it is very different.
Or “To summarize the summary: anyone who is capable of getting themselves made President should on no account be allowed to do the job.” - Douglas Adams
Or “To summarize the summary: anyone who is capable of getting themselves made President should on no account be allowed to do the job.” - Douglas Adams