The world has a lot of different standards for a lot of things, but I have never heard of a place with the default screw thread direction being opposite.
So does each language have a fun mnemonic?
Photo credit: https://3.bp.blogspot.com/-Giy8OrYJTjw/Tfm9Ne5o5hI/AAAAAAAAAB4/c7uBLwjkl9c/s1600/scan0002.jpg
If this is truly something that doesn’t make sense to you, you may want to consider being tested for Autism if you have not already. This phrase is not something neurotypical people struggle with.
And I say that as someone who is not clinically autistic, but who is real fuckin’ close to it. No judgment, I’m not trying to make you feel bad or anything, it is just an observation.
I didn’t mean to unleash this torrent of comments on you, sorry.