Metaphor is the comparison of two concepts through language, often done by using the verb "to be". Metaphor is often seen as a literary device used by poets. Metaphors, however, can be found in every day speech and images. Take for example this image, which is an advertisement for a car, the Volvo 850. It compares the car to an egg carton. We assume they share properties. They are both vehicles that protect their content...