Maslow's Hierarchy of Needs basically says that some needs supercede others. Jarrett Walker argues that the need for speed on transit ranks significantly higher than placemaking, fun and other "self-actualizing" concerns.
May 25, 2010 Human Transit
<p>Optical illusions painted on the streets of Philadelphia are being tested out as a method for getting drivers to slow down.</p>
Jun 21, 2008 Telegraph