A warped sense of humor.
Ability to let things roll.
Ability to rock the boat when necessary.
THICK skin.
Acceptance that you will not fix nor save every single person that comes thru your doors.
Ability to think quickly, react quickly and have the confidence to know when.
Ability to ask for help from your co-workers, doctors, administration.
Ability to be a patient advocate.
Ability to say no.
Ability to say...I've never done that.....I need help.
Ability to know when you've reached your limits and you need a break.
A bladder that can stretch.
A endless supply of coffee or other favorite substance.
A good relationship with security (or your local police department).
You HAVE to be a team player and you HAVE to be willing to help out your coworkers despite any issues and/or problems.
A taser would be nice, but I undertstand why most ER's don't allow nurses to carry them.