In Zoroastrian tradition, life is a temporary state in which a mortal is expected to actively participate in the continuing battle between truth and falsehood.
Inter-faith marriages may skew Zoroastrian demographics, considering the numbers of adherent are low already and inter-faith marriages may reduce their representation.
For information on the calendar used by the Zoroastrians for religious purposes, including details on its history and its variations, see Zoroastrian calendar.