The Oxford comma can prevent genuine ambiguity — 'I dedicate this to my parents, Ayn Rand and God.'

The hashtag symbol '#' is officially called an octothorpe.

The fear of the number 13 is called triskaidekaphobia — many buildings skip the 13th floor entirely.

Sanskrit has the most perfect grammatical structure ever analyzed by linguists.

Esperanto, invented in 1887, is the world's most widely spoken constructed language with an estimated 2 million speakers.

Some languages mark grammatical distinctions English lacks — such as whether the speaker knows something directly or by report.

The word 'salary' comes from the Latin 'salarium,' referring to payments made to Roman soldiers in salt.

The word 'assassin' derives from the Arabic 'hashishin' — a medieval Islamic sect's name.

Creole languages form when children of pidgin speakers create a fully structured native language.