Quotes: No Sex Allowed

Dear Dr. Breen, why has the Combine seen fit to suppress our reproductive cycle? Signed, a concerned citizen.
Half-Life 2

Professor Konrad: Perhaps this is a civilization that exists without sex.
Lt. Larry Turner: You call that civilization?
Professor Konrad: Frankly, no.
Queen of Outer Space

No sex allowed!
I don't want to be in your crowd!
No sex allowed!
And if you don't like it, get out of town!
an original song by American Idol auditioner Milo Turk