Avesta other general. The following categorization is as described by Jean Kellens (see bibliography, below). The "Yasna" (from "yazišn" "worship, oblations", cognate with Sanskrit "yajña"), is the primary liturgical collection, named after the ceremony at which it is recited. It consists of 72 sections called the "Ha-iti" or "Ha". The 72 threads of lamb's wool in the "Kushti", the sacred thread worn by Zoroastrians, represent these sections. The central portion of the Yasna is the "Gathas", the oldest and most sacred portion of the Avesta, believed to have been composed by Zarathushtra (Zoroaster) himself. The "Gathas" are structurally interrupted by the
Self religion to trends in the late modern/early postmodern transition, which encompass much more than simply New Age and Neo-pagan religiosities." Eileen Barker, in her 1999 book " New Religious Movements: their incidence and significance", said that they were "toward the New Age end of the NRM spectrum". Massimo Introvigne, an Italian sociologist of religion, describe "self religion" as "a deep but vague and unorganized interest in the sacred". Groups characterized as (or associated with the concepts of) self religions or "religions of the True Self" include: Self religion A self religion (or self-religion) is a religious or self-improvement group which has