The word 'disaster' comes from Italian 'disastro' — 'bad star' — reflecting ancient beliefs about celestial influence on fate.

Sign languages are complete, independent languages — American Sign Language and British Sign Language are mutually unintelligible.

The English language adds about 1,000 new words every year.

The word 'philosophy' is Greek for 'love of wisdom' — coined around the 6th century BC.

The phrase 'rule of thumb' has multiple possible origins — none involving domestic violence, despite popular myth.

Txting and internet slang follow consistent grammatical patterns — linguists study them as natural language change.

There are approximately 7,000 languages spoken in the world — about half are expected to disappear by end of the century.

Cuneiform writing used over 1,000 distinct symbols at its most complex — it was simplified over time.

Sign language grammar differs from spoken language grammar — word order and facial expression serve different grammatical roles.