It's not even a question:
Ayanami Rei, from Neon Genesis Evangelion.
She's quiet, shy, soft spoken, prefers to sit in the back of the class staring out the window, has trouble deciphering emotions, lives in a messy room all by herself, and mainly focuses on her job as an EVA pilot.
Fits me to a tee. 
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clarity of thought before rashness of action