Tumblr - This sounds like something just-shower-thoughts would post.

From what I remember, the air you breathe is 76% nitrogen, 23% oxygen, and the other 1% is trace elements of everything else.
Do you even science, pleb?

Well, only 26 letters, but there's lower and uppercase versions, plus punctuation and spacing.

It's still a small number of unique symbols which can be combined to create narrative, so the point still stands. Written language is a pretty amazing thing.