In my experience many homeless are mentally ill, but not to the level where they should be committed to an institution. This puts society in a bind: do you tak

In my experience many homeless are mentally ill, but not to the level where they should be committed to an institution. This puts society in a bind: do you take away their freedoms because they are odd ducks (treatment is not yet possible), or do you let them do what they want, which typically results in their homelessness? Has there ever been a society without homeless?