The Spirit of ANZAC is an intangible thing. It is unseen, unpredictable, an unquenchable thirst for justice, freedom and peace. This phrase is synonymous with 'The Spirit of the ANZACs' which is frequently used to describe particular actions by, and qualities of, people. However, despite being intangible, the Spirit of ANZAC is a cornerstone which underpins our Australian image, way of life and indeed is an integral part of our heritage. Can it be defined?