I'm a [...some profession] (without being asked about it)

Tells you right there it's 90%+ a liberal - they tell you in your face that they're credible and you're not

Champagne

Mid-to-high income, thinks they're royalty

So by deduction alone, her profession is either in academia or government. From personal experience, I think it's the illusion of job security that makes them like that (e.g. tenure = lack of accountability)