Between death and a new birth, we know that our body, down to its smallest particles, is formed out of the cosmos. For we ourselves prepare this physical body, bringing together in it the whole of animal nature; we ourselves build it.

The quote "Between death and a new birth, we know that our body, down to its smallest particles, is formed out of the cosmos. For we ourselves prepare this physical body, bringing together in it the whole of animal nature; we ourselves build it." by Rudolf Steiner speaks to the spiritual and cosmic nature of human existence and the process of reincarnation. Steiner suggests that the human body, at its most fundamental level, is shaped by forces beyond the individual, specifically from the cosmos. The reference to death and birth points to the continuous cycle of life and rebirth, where the soul prepares a new body in its journey through multiple lifetimes.

Steiner highlights the idea that, between these two significant phases of life, human beings participate in the creation of their physical body, drawing from the energies of the universe. By saying "we ourselves prepare this physical body," he implies that each soul, in its progression, actively contributes to the construction of its new form, bringing together aspects of animal nature and more spiritual elements. This suggests that the process of physical incarnation is not passive, but an active participation of the soul in its material existence.

The origin of this quote comes from Steiner's work in anthroposophy and his teachings about the spiritual sciences, where he explored the soul's journey and its connection to the cosmos. Steiner believed that human beings are not merely physical entities but are deeply intertwined with spiritual and cosmic forces. His views on reincarnation and the preparation of the body reflect his belief in the soul's continuous evolution and its active role in its own creation and development.

Ultimately, this quote invites reflection on the interconnectedness of body, soul, and the cosmos. Steiner's perspective challenges traditional views of life and death, suggesting that human beings are active participants in their own physical creation and that the body is not just a temporary vessel but part of a larger, ongoing process of spiritual development.