Half as many people will not support half as many enterprises In a given geographical territory, half as many people will not support half as many such enterprises spaced at twice the distance. When distance inconvenience sets in, the small, the various and the personal wither away. Jane Jacobs, The Death and Life of Great American Cities densitydistancegeographybusinesseconomics
highdensityandovercrowding They hated both equally, in any case, and coupled them like ham and eggs, so that to this day housers and planners pop out the phrase as if it were one word, “highdensityandovercrowding.” Jane Jacobs, The Death and Life of Great American Cities densityurbanism
Both practical and aesthetic concerns The group [of Irwin, Howard, and Wortz]'s thinking here seems to have been influenced to a degree by Christopher Alexander's landmark article, "A City is Not a Tree" (1965)... Irwin referred specifically to Alexander's argument in his effort to sort out his own thinking about how the Miami International Airport might be designed with both practical and aesthetic concerns in mind, allowing for their overlap and emergence from the conditions on the ground. Matthew Simms, Robert Irwin: A Conditional Art A City Is Not a Tree