"Jaya Jaya Shankara Hara Hara Shankara " Chanting at all times and earn the Divine Blessings of Jagadguru Sri Maha Periyava. And it is possible to literally vibrate the physical structures. Repeating a mantra out loud yourself is much better than only listening to it made by someone else because more of you is involved. Often, including a great deal of repetition of musical subphrases, such as Great Responsories and Offertories of Gregorian chant. Chant may be considered speech, music, or a heightened or stylized form of speech. In the later Middle Ages some religious chant evolved into song.