The first time the Vulcan language is spoken laid the groundwork for Star Trek to develop Vulcan words and rituals in later shows & movies.

There is no alien species more closely associated with the history of Star Trek and the Federation than the Vulcans. Originally created by Gene Roddenberry via the character of Spock, countless ...

This altered the present, leading to Starfleet being at war with a united Vulcan/Romulan empire. Rick Berman decided he wanted to save the Sarek character for another episode. But he liked the ...