It's not that they wouldn't be glad to help you, nor that they couldn't physically process the document: they must not. Psychologists have found, for example, that players who were assigned taller and more attractive characters in a fantasy video game performed better at the game, and were more aggressive negotiators both within the game and, for a while, outside of it (the effect was small but consistent). It doesn't matter, because we live in real systems, but we always act in imaginary ones.