Science begins with the world we have to live in, accepting its data and trying to explain its laws. From there, it moves toward the imagination: it becomes a mental construct, a model of a possible way of interpreting experience. The further it goes in this direction, the more it tends to speak the language of mathematics, which is really one of the languages of the imagination, along with literature and music. Art, on the other hand, begins with the world we construct, not with the world we see. It starts with the imagination, and then works toward ordinary experience.
Northrop FryeThe ups and downs of this cosmos may sometimes be acknowledged to be metaphorical ups and downs, but until about Newton's time most people took the "up" of heaven and the "down" of hell to be more or less descriptive.
Northrop FryeIt seems to me that Canadian sensibility has been profoundly disturbed, not so much by our famous problem of identity, important as that is, as by a series of paradoxes in what confronts that identity. It is less perplexed by the question "Who am I?" than by some such riddle as "Where is here?
Northrop Frye