>>17783589And he would have been if he had finished school, but without a certain degree, he couldn't apply to architecture school either. That's why he liked Albert Speer so much; he represented everything he would have liked to be, namely, an architect from a wealthy family (plus, Speer was a true gentleman; despite having the manners of someone of his class, he was humble).
But yeah, as an adult, Hitler knew that his true passion was buildings, urban planning, etc. Artistic expression (through things other than monumental constructions) was definitely not something that mattered much to him.