If you are ever wanting to support someone do NOT start a sentence with "Maybe you are just". It comes off as trivializing the thing you are discussing.
The end of the second paragraph is usually not there. People are fast to dismiss this. Maybe you dont like the culturally accepted dunking on outsiders or are sensitive to discrimination. Depending on your environment, youโll get shit on quickly.
When I was younger, I had this impression, too. One day I realised that the problem might be me, not them: what if they are not dumb, but I'm just a bit more intelligent? This realisation helped me a lot to have a better relationship with my fellow humans.