Introduction to Permaculture A Book by Bill Mollison modernfarmer.com The conscious design and maintenance of agriculturally productive systems which have the diversity, stability, and resilience of natural ecosystems. It is the harmonious integration of the landscape with people providing their food, energy, shelter and other material and non-material needs in a sustainable way. About PermaculturePermaculture ethicsUsing akido on the landscapePermaculture principlesDesign is a connection between things+25 More 172. Garden Growing WildProtected, yet tuned inHints towards a non-extractive economy farmingnatureecosystemssustainabilityagriculture
Essential vs. nice to have Customers have trouble distinguishing between essential features and those that are just "nice to have." Examples of the latter class: those arbitrarily overlapping windows suggested by the uncritically but widely adopted desktop metaphor; and fancy icons decorating the screen display, such as antique mailboxes and garbage cans that are further enhanced by the visible movement of selected items toward their ultimate destination. These details are cute but not essential, and they have a hidden cost. / Increased complexity results in large part from our recent penchant for friendly user interaction. I've already mentioned windows and icons; color, gray-scales, shadows, pop-ups, pictures, and all kinds of gadgets can easily be added. Niklaus Wirth, A Plea for Lean Software Menus, Metaphors and Materials: Milestones of User Interface Designlittlebigdetails interfacesux