Any of the realms recommended by blizzrd are fine. In fact if you are just starting in the game it might be a good diea to take one of the realms which were just released like Darkspear (Normal / PvE) or Darkmoon Faire (Role Playing).
"Those who control the past control the future, those who control the present control the past" And I rule the PRESENT!!
I put the 'laughter' back in 'slaughter'