Vibrations, which reach the heart, are of finer nature than those that touch the mind sphere. They cannot be conveyed on the breath ordinarily, but through Fikar, Zikar and Darood, as well as through certain practices of refining the breath, the Divine Thought enables the Cosmic Energy to pierce the mind-mesh and return toward the source.
This is the first resurrection, this is the beginning of the process of initiation. It has been explained, when man, in adoration or supplication, turns toward God, the feeling is of the nature of fire in that it rises. But also it gives strength and courage and faculty to the devotee.
This puts back into the heart the life, which naturally belongs there. The giving of this life to the heart is the restoration of it to its normal condition, which is nothing but freedom. Real freedom of the will does not consist of catering to every desire; freedom of the will consists of freeing it from all the excrescences of conditioned existence (Samsara) so its actions will not be hampered. This is only attained on the heart plane.