she's compassionate and brilliant. Of course, she's also calm, punctual and elegant, but they're far less prominent, especially compared to impulses of being monstrous as well.
Her compassion though, this is what she's kind of cherished for. Oftentimes people will count on this and her surprising nature when they're feeling down.

Nobody's perfect of course and Julia has a share of darker sides to deal with too. Her arrogant nature and ignorance can cause things to heat up and just affect all around negatively.
Fortunately, her brilliance helps prevent most of these grievances.