Originally Posted by Rodrigo90
That could mean he did snap and lost his mind at the sight of his disfigurement. That what he looked like before (his idea of perfect) was destroyed and he did try to cope by doing what he did. His mind could have coped by convincing himself that what he's looking at as 'perfection'.
That's right, the film used his "disfigurement" to trigger his already underlying psychopathic nature. Once he realized Grissom had set him up (combined with getting dunked in the acid) his "unleashed" reign of terror in Gotham had begun.