How the apostrophe helps us follow the Principle of Least Effort

Introduction to contractions | The Apostrophe | Punctuation | Khan Academy · 3:36 · Video: Khan Academy · Watch at the source

In short: Discover how punctuation marks like the apostrophe function as tools to shorten words. This video explores the mechanics of contractions and the linguistic drive to simplify communication.

In this lesson, instructors Paige and David examine how apostrophes stand in for missing letters to create contractions. The discussion connects these grammatical shortcuts to the Principle of Least Effort, illustrating how punctuation serves to streamline our language.

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