It’s a surface integral of a vector F over a surface S. I guess they are extending the joke from 1D to a 2D surface which is smoothly integrated (peeled).

A woodchuck would chuck as much wood as a woodchuck could chuck if a woodchuck could chuck wood. It’s a classic tongue twister! Would you like to try another one?

I got this from Gemini.

I think they got confused between ‘unreal’ and ‘ethereal’.

I read it as “Iron man”.

Is this related to the German word “gemütlich”?

nice

I would still say I have more problems of misunderstanding with the other gender (almost exclusively). I understand that this might be true other way round as well.

She: I don’t give any mixed signals.

Her signals: