Furthermore, different classes will benefit more from different racials than others. Tanks might prefer a dwarf's Stoneform, where DPS may favor a troll's Berserking. Would you prefer War Stomp or Every Man for Himself?
Someone who does a lot of work on gathering professions would probably absolutely love a goblin's Pack Hobgoblin, and some races have bonuses to specific professions, like gnomes do with engineering. (It's strange that despite their parallel engineering heritage, the goblin profession specialization is alchemy.)
So which race overall, do you think has the best racial? And as ever, why? And if you don't remember quite who has what, you can check all the racials here: