Before architecture becomes a building, it exists as something much more fragile. It may begin as a thought, a movement, a feeling, a relationship, a question or an invisible principle that has not yet found a physical form. Architects and designers therefore need tools that can capture these early ideas before they become too complex, too technical or too fixed. Diagrams and ideograms are among the most powerful tools for doing exactly this. They allow us to transform though

There is a moment in every creative process before logic takes control. It may appear as a sensation, an image, a movement, a strange attraction to a line, a sudden emotional response or a feeling that something wants to emerge before we can explain why. Most of us are trained to move quickly past this moment. We analyze, organize, correct and search for reasons. Intuitive sketching does the opposite. It stays with that first invisible impulse long enough to let it become vis