The fallacy you're under is that these things are 'big' or 'small', which implies they're not actually ideal. That leads to hyperbole like this where the proportions are too extreme.
Well, firstly, I didn't say other people haven't been brainwashed, just that americans had. Secondly, the american brand is very strong. Not a ton of countries would've allowed a specimin like trump to get anywhere near high office, let alone elected them president, all while crowing to all and sundry about what a utopia the usa is and how much better they are than everyone else!
It's called fanaticism, which is when people stop liking someone because of their actions/oratory and start liking the actions/oratory because they came from the person.
Americans have been conditioned such that they're fallible to this bullshit.
That thing that's always crying because it's so ugly? Either way, asia has a guy with an eye coming out his anus do they win.