Einstein was only rated 1426 making him a patzer but he was pretty smart in real life.
Then you have Carlsen who is rated 2845 but can’t string a sentence together.
Because he’s literally Norwegian!!!! English is his second or third language
It's not hard to learn English. Even babies can do it!
I think Chess can make you a more patient person. With patience comes wisdom. This on one side of the sword. The other side where you lose against a lesser opponent while up 6pts can make you a mad man. Its not all positive. Lol.