According to a study by Joan Meyers-Levy, professor of marketing at University of Minnesota, the ceiling height effects the way individuals think in that room.

"When a person is in a space with a 10-foot ceiling, they will tend to think more freely, more abstractly" reports Meyers-Levy.

I'm not sure whether this is to do with how close the brain is to the ceiling, i.e. the room I'm in right now has 8 foot ceiling, so should I lie down to think more abstractly. Or is that daft?

Anyway read the the full article Ceiling Height Can Affect How A Person Thinks, Feels & Acts