sentences:  Lux Aeterna (Mansell)
  
  "Lux Aeterna" (, ; "eternal light") is an orchestral composition by Clint Mansell, the leitmotif of the 2000 film "Requiem for a Dream", and the penultimate piece in the movie's soundtrack.As of October 2010 "Lux Aeterna" has sold 188,000 downloads.