Ever since he was first introduced as a young child in Attack on Titan, Armin Arlelt has always been defined primarily by his incredible genius as well as his empathy. Even after he obtained the power of the Colossal Titan and finally became a character just as physically capable as his comrades, his intellect was still his most important trait.
Source：https://www.cbr.com/attack-on-titan-armin-best-ideas/
