Question:
Right now...
Comfort: Mitsouko.
Sexy: No. 5 or Songes.
If you ask me this question next year I think the answers might change.

Answer:
Adding both Madame X and Vamp to both categories

Answer:
I find Chanel No. 22 to be a very comforting, calming, mellow scent. I just recently discovered it but have never had a fragrance make me feel the way Chanel 22 does. It is just perfect, I also feel very feminine and sexy wearing it, a different kind of sexy though than my "sexy" scent Coco! Does that make sense!

Answer:
Comfort: Elixir des Merveilles by Hermes
Sexy: Ambre Sultan by S. Lutens or Chaos by Donna Karan

Answer:
Comfort - Stella or Miss Dior Cherie.
Sexy - Agent Provocateur!!!!!!