The Ingrid Goes West star still has some insecurities about how she comes across, but is learning to be better as she spends more time in the spotlight.
"I still deal with so many anxieties of how I come across. I’ll go home at night, spinning with a guilt complex of, 'Did I say something stupid to that person who I respect? Do they think I’m a freak?'" she explains. "I don’t want to think like that anymore."
One thing she is excited and confident about is turning 30.
"Your 30s sound like the best decade for a woman,” she says. "What’s so beautiful about being older and wiser is you are sitting heavier in your shoes with your feet on the ground. I can’t wait!"
Earlier this year, ET spoke with Elizabeth about her twin sisters and how much she looks up to them. "I wish I could do everything the way they do," she said, praising them.
Watch more in the video below.