This is the expression Alice gets when people constantly misinterpreted her username for practically the first month she was here. On a less literal note, I receive the impression of whimsy and a bit of gobbledygook from the picture - purposeful nonsense is always something I associate with Alice in Wonderland.
Quiet, quite closed off. Perhaps not the most exuberant person nor the one prone to seeing things in the most optimistic light, but that's not necessarily a bad thing. Still have a solid idea of who you are.