People hate congress. Yet each person can vote to only change one congressman at a time.

https://news.gallup.com/poll/1600/congress-public.aspx

October of 2001 they were up to 80% approval. Left to their own devices by Aug 2002 they were below 50%.

There's an argument to be made that congress doesn't really represent the people at large. Some people go on to make the argument that through gerrymandering politicians choose who's elected, and not the people.