Changes

Peace is necessary for all; without peace and an increasing purity, even if one opens, one cannot receive perfectly all that comes down through the opening. Light too is necessary for all—without light one cannot take full advantage of all that comes down. <ref>http://incarnateword.in/cwsa/29/peace-the-basis-of-the-sadhana#p2</ref>

Purification—rejecting from one's nature all that is egoistic or of the nature of rajasic desire. <ref> http://incarnateword.in/cwsa/29/purity#p2 </ref>