Sustainable development is a process which enables all people to realise their potential and to improve their quality of life in ways which protect and enhance the Earth's life support systems

Positive deviance means doing the right thing for sustainability, despite being surrounded by the wrong institutional structures, the wrong processes and stubbornly uncooperative people. That is what sustainability-literate leadership means today. Surrounded by evidence of rampant unsustainability it is not possible to say 'I did not know'