Cities structured as trees cut life to pieces; semilattices preserve life's strands

Entities in the same semantic neighborhood but without a typed relation to this one — candidates for new edges or unrecognized duplicates.

• "The city is a receptacle for life. If the receptacle severs the overlap of the strands of life within it, because it is a tree, it will be like a bowl full of razor blades on edge."concept0.821
  Alexander, 'A City Is Not a Tree' (1965); vivid articulation of why hierarchical structures harm urban life and relationships.
• Neighborhoods and cities can be restored to life... if we can break free locally from the death grip of conventions and rules that block the smooth, natural, step-by-step processes.claim0.789
  Conditional assertion that local deregulation enables living process.
• Any part of the world we build will have life if it is created by structure-preserving transformations, and will not have life if it is not created by structure-preserving transformations.claim0.788
  The central thesis of the chapter.
• A truly dynamic structure-preserving process generates layouts in which every single bit of space becomes a living center — streets, lots, gardens, courtyards, housesclaim0.782
  Core claim about the morphological output of the fundamental process applied to neighborhood design.
• Cities today are not coherent beautiful structures; a city today is more like a rambling incoherent structure loosely placed on the surface of the Earth.claim0.779
  Fundamental diagnosis of contemporary urban form.
• "the city is not, cannot, and must not be a tree. The city is a receptacle for life."concept0.770
  Alexander's foundational argument from 'A City Is Not a Tree'; articulates his vision of overlapping, non-hierarchical structure.
• "[T]he city is not, cannot, and must not be a tree. The city is a receptacle for life."concept0.769
• The structures where life occurs just cannot be made in any other way.quote0.768
  Categorical assertion about the necessity of the living process.