It immediately doubles your chances for a date on Saturday night.

-Allen,Woody pseudonym of  Allen Stewart Konigsberg
  On bisexuality. In the NewYork Times,1 Dec.

   The trouble with Freud is that he never had to play the old Glasgow Empire on a Saturday night after Rangers and Celtic had both lost.

-Dodd, Ken(neth)
  Television interview, discussing Freud's theory of catharsis through laughter, whereby jokes produce a feeling of elation.

I wondered if I'd ever see another Saturday night.

-McNamara, Robert Strange
On the threat of nuclear war from Russian warheads in Cuba, Oct1962. Quoted in Elie  Abel Missile Crisis (1966).