On Design

Cartography is fast becoming the most practical comparative basis for integrating and reducing the vast reaches of modern information. If the geographer seeks to define a domain in terms of space in order to discover regions, and if the historian seeks to define a domain in terms of space and time in order to discover civilizations, the cartographer can be said to use space in order to inform us about all conceivable domains.

Jacques Bertin, Semiology of Graphics