The average educated English speaker knows 40,000–50,000 words but uses only 5,000–10,000 daily.

Tonal languages like Mandarin use pitch to distinguish meaning — Cantonese has 6–9 tones.

The word 'silly' originally meant 'blessed' in Old English.

Mozart could write music before he could write words — he composed his first piece at age 5.

The language with the most native speakers is Mandarin Chinese, followed by Spanish and English.

Constructed languages (conlangs) like Tolkien's Elvish are linguistically complete — with grammar, vocabulary, and literature.

The world's shortest alphabet, Rotokas, has only 12 letters.

Chimpanzees have shown the ability to learn sign language.

Linguistic relativity experiments show speakers of languages with more color words distinguish shades faster.