What is it you kill.......

Question: What is it you like to kill, but actually kills you?

Question: He has married many women, but has never been married. Who is he?

Question: What tastes better than it smells?

Question: What goes in the water black and comes out red?

Question: Its pure body is destroyed after it meets Miss Gold. It can get shorter when it gets older but wind will extinguish it. It love to glow. Breath is its foe. What is it?

Question: What asks but never answers?