I would say looks are important for first impressions but if theres nothing but air in her head it gets boring fast. Qualities I look for looks 33%/Brains33%/wildcat in bed34%
Well like a certain TV ad went, You don't go "HEY guys, check out the honesty of this girl" ...
You may replace honesty in the previous sentence with just about any mental quality of a person. So yes, look is important, just make sure it's not the only thing you're looking at!