Let us not forget that each instant must pertain to the New World. Observe that in enumerating the worlds We seem to omit the world of thought. This is not by accident. The Mental World constitutes a living link between the Subtle and Fiery Worlds. It enters in as the impellent nearest to the Fiery World. Thought does not exist without Fire, and Fire is transformed into creative thought. The manifestation of thought is already understood; let us also realize the Great Fire—Aum! (FW I (opens in new tab), 84)