Vāyu said: This is the upward range and beyond it, it is remembered, is the end of Gati (further movement). The Prakṛtis are remembered as eternal and subtle. They are called Prakṛtis because production is their characteristic sign. They are not well-comprehended because the Guṇas are inter-dependent and intermixed. It is from them that the Kṣetrajña (the Individual soul with the designation Brahmā is evolved. He is the soul, the Adhikartṛ (the Superintending authority).