Tirukkural 93: The Utterance of Pleasant Words

Sweet speech, flowing from the heart (uttered) with a cheerful countenance and a sweet look, is true virtue

Image of Satguru Sivaya Subramuniyaswami
Through temple worship, the three worlds become open to one another, and the beings within them are able to communicate. By means of the mystical arts of puja, the worlds act in concert, and prayers are received.
—Gurudeva