Final answer:
The Wiccan Rede, which consists of the phrase 'An it harm none, do what ye will,' is the fundamental ethical guideline in Wicca that emphasizes not causing harm to others. It epitomizes the core principles of personal responsibility and ethical conduct in the Wiccan religion.
Step-by-step explanation:
The Wiccan Rede is a statement that provides the key moral system in the Wicca religion, and it consists of a short couplet: 'An it harm none, do what ye will.' This maxim is often summarized as a code of conduct stating that as long as one's actions do not harm others, they are permissible. The Rede is central to the understanding of Wiccan ethics, and it emphasizes personal responsibility and the freedom to act, as long as those actions do not cause harm.
Wicca, as a neo-pagan movement, reveres the natural world and incorporates rituals such as casting a circle to create sacred spaces for worship. Practitioners, who may use various tools like a ritual knife called an athame during ceremonies, place a strong focus on the dual energies of the male and the female as represented by the worship of a god and goddess. The elements and spirits of nature are also significant in Wiccan belief and practice.