" ॐ भूर्भुवः स्वः तत्सवितुर्वरेण्यम् ।
  भर्गो देवस्य धीमहि धियो यो नः प्रचोदयात् ॥ " OM. I adore the Divine Self who illuminates the three worlds -- physical, astral and causal; I offer my prayers to that God who shines like the Sun. May He enlighten our intellect. This mantra is considered to be the greatest of all Mantras. Those who repat this mantra with devotion develop a brilliant intellect. This Mantra grants health of body and mind, and also success, peace, prosperity and spiritual enlightment.