What is a "klischee"? Wherever you were educated can't have been much better than the US, which has the worst education system in the world (according to you).

What is a "klischee"? Wherever you were educated can't have been much better than the US, which has the worst education system in the world (according to you). I'm sure the US also has the worst poverty in the world, the worst prison system in the world, the most killing and abduction of foreign civilians in the world, the most torture of its prisoners, but could you back that up with some sources or some rational thought?