Tirukkural 719: The Knwoledge of the Council Chamber

Those who are able to speak good things impressively in an assembly of the good should not even forgetfully speak them in that of the low.

Image of Satguru Sivaya Subramuniyaswami
Among the most intimate, personal forms of communication is the written prayer to the devas or to God. Burned in Agni's sacred fire, it disintegrates in the physical world and quickly re-forms in the astral world.
—Gurudeva