"Forget not either that it is largely a question of matter and vibration. The abstract levels of the mental plane consist of the three higher levels, the first being that termed the third subplane. As I have explained to you before, each subplane has its correlations on the major planes. When, therefore, you have built into your bodies,—physical, emotional and mental,—matter of the third subplane of each of those planes, then the Higher self commences consciously and ever more continuously to function through the aligning Personality."