KIRK: Mister Chekov, this flight is supposed to provide both experience and knowledge. How close will we come to the Klingon outpost if we continue on our present course?
CHEKOV: One parsec, sir. Close enough to smell them.
SPOCK: That is illogical, Ensign. Odours cannot travel through the vacuum of space.
CHEKOV: I was making a little joke, sir.
SPOCK: Extremely little, Ensign.
(Source: ussawesome)