"The characteristics of Sadhuguna, Satwaguna, and peace and all such qualities, come from non-attachment. When Buddhi becomes steady, it is called Satwaguna. Sat (truth) is like letters engraved in stone. The talk of the worldly is like letters engraved on a chalk slab. (253)"
January 1, 1970
https://en.wikiquote.org/wiki/Bhagawan_Nityananda