As a player: you like the idea of playing a Grey Warden. Your character's feelings are a different matter, though.
Include these:
1. Character pitch, 1 sentence <= 20 words.
2. Character story, personality, appearance, motivations/goals
3. Character class, race, main points of expertise
4. What will focus the character on doing their Warden job?
Honor: they swore an oath, and that binds
Duty: they feel responsible for the world
Loyalty: to a lord, a noble house, their one true love, their family, a settlement
Altruism: the poor, the weak, the downtrodden must be protected
Self-interest: if the world gets destroyed, that's not fun for the character
Something else?
5. How will your character feel about becoming / being a Warden?