» A prototype expresses a product concept far better and quicker than a product requirements document (PRD)

» People good at doing a thing themselves are not always good at building a system to do it

» Work is craft: theoretical knowledge and practical experience combined

» 6 core concepts of systems thinking will help you start solving complex problems

» Systems thinking complements the more familiar analytical (reductionist) thinking

» It is a way of creating a shared understanding of how something works

» It provides useful tools for surfacing and breaking reinforcing cycles of blame