I got these video links from my expatriate e-mail pen pal Jack, who actually speaks some of these languages fluently.
But millions and millions of people have spoken and written all these languages for generations.
When you stop and think about it, the ability of a human child to learn any language – not just words, but a complete grammatical language – is amazing and mysterious.
LINKS about linguistics
The Origins of Speech by Tom Wolfe in Harper’s.
His white suit unsullied by research, Tom Wolfe tries to take down Charles Darwin and Noam Chomsky by Jerry Coyne for the Washington Post.
Evidence Rebuts Chomsky’s Theory of Language Learning by Paul Ibbotson and Michael Tomasello for Scientific American. [Added 9/12/2016]
Why Is English So Weirdly Different From Other Languages? by John McWhorter for Aeon.