Wicca is first; the myth is second. And taking an attitude that the myths of the Craft are 'true history' in the way a fundamentalist looks at the legends of Genesis really seems crazy. It's an alien head-space." Similarly, Adler stated that "ironically, considering the many pronouncements against Witchcraft as a threat to reason, the Craft is one of the few religious viewpoints totally compatible with modern science, allowing total scepticism about even its own methods, myths and rituals". The practice of Wicca often involves the ritual practice of magic, ranging from the "low magic" or "folk magic" of shamanism and
Wicca oral teachings passed along to their initiates. There are many variations on the core structure, and the religion grows and evolves over time. It is divided into a number of diverse lineages, sects and denominations, referred to as "traditions", each with its own organisational structure and level of centralisation. Due to its decentralized nature, there is some disagreement over what actually constitutes Wicca. Some traditions, collectively referred to as British Traditional Wicca, strictly follow the initiatory lineage of Gardner and consider the term "Wicca" to apply only to similar traditions, but not to newer, eclectic traditions. Wicca is typically duotheistic,