Sri Aurobindo
Letters of Sri Aurobindo
Volume IV - Part 4
Fragment ID: 15456
It happens so with everybody [that the external nature responds to lower vibrations] so long as there is not the positive siddhi of transformation by which it becomes contrary to the very nature of the instrument to respond to these vibrations – because they have become foreign to it. Till then all depends on the vigilance of the consciousness and its will. The repetition of the response does not increase the difficulty – it only retards the clearing out of the invading forces.