Organic planning does not begin with a preconceived goal; it moves from need to need, from opportunity to opportunity, in a series of adaptations that themselves become increasingly coherent and purposeful, so that they generate a complex final design, hardly less unified than a pre-formed geometric pattern.
Lewis MumfordLife is the only art that we are required to practice without preparation, and without being allowed the preliminary trials, the failures and botches, that are essential for the training...
Lewis MumfordNothing about his life is more strange to [man] or more unaccountable in purely mundane terms than the stirrings he finds in himself, usually fitful but sometimes overwhelming, to look beyond his animal existence and not be fully satisfied with its immediate substance. He lacks the complacency of the other animals: he is obsessed by pride and guilt, pride at being something more than a mere animal, built at falling short of the high aims he sets for himself.
Lewis Mumford