Reading, interpreting spaces, and drawing maps are activities so intricately intertwined that it is difficult to separate them, and one can hardly change without the others' doing so.  

Mireille Rosello, "The Screener's Maps: Michel de Certeau's 'Wandersmanner' and Paul Auster's Hypertextual Detective" in George P. Landow (ed.), Hyper/Text/Theory, John Hopkins University Press, Baltimore and London, 1994, p. 129.  
 

Quotation?  

It's like artificial insemination.