For the VOY episode of the same name, please see "The Raven"; for the civilian starship called "The Raven", please see USS Raven.
"The Raven" was a famous poem by Earth poet Edgar Allan Poe written in the mid 19th century, featuring a raven.
When he was taking command of the USS Enterprise in 2266, Charlie Evans forced Commander Spock to recite the first two lines of the poem: