There are many realities. There are many versions of what may appear obvious. Whatever appears as the unshakeable truth, its exact opposite may also be true in another context. After all, one's reality is but perception, viewed through various prisms of context.
Genius, throughout history, has been found difficult to classify because it varies in amount: It's rare to find a genius in the context of the noun, but most people, if not all, have a bit of genius in them in the context of the adjective.