Xander: You know, maybe we're on the wrong track with the whole spell, curse and whammy thing. Maybe what we should be looking for is something like... Slayer kryptonite.
Oz: Faulty metaphor. Kryptonite kills.
Xander: You're assuming I was talking about the green kryptonite. I was referring, of course, to the red kryptonite, which drains Superman of all his powers.
Oz: Wrong. The gold kryptonite's the power-sucker. The red kryptonite mutates Superman into some sort of weird --
Buffy: Guys, reality!
  
  Oz: Faulty metaphor. Kryptonite kills.
Xander: You're assuming I was talking about the green kryptonite. I was referring, of course, to the red kryptonite, which drains Superman of all his powers.
Oz: Wrong. The gold kryptonite's the power-sucker. The red kryptonite mutates Superman into some sort of weird --
Buffy: Guys, reality!
 Xander : You know, maybe we're on the wrong track with the whole spell, curse and whammy thing. Maybe what we should be looking for is something like... Slayer kryptonite. 
 Oz : Faulty metaphor. Kryptonite kills. 
 Xander : You're assuming I was talking about the green kryptonite. I was referring, of course, to the red kryptonite, which drains Superman of all his powers. 
 Oz : Wrong. The gold kryptonite's the power-sucker. The red kryptonite mutates Superman into some sort of weird -- 
 Buffy : Guys, reality! 
  http://www.tv-quotes.com/shows/buffy-the-vampire-slayer/quote_20076.html
  

