With the utterance of Tat — 'That' — seekers of liberation perform acts of sacrifice, austerity, and charity without desire for results. The traditions explore how this single word reorients all action. Shankara interprets Tat as pointing to the transcendent Brahman beyond all names and forms. Ramanuja sees it as directing all action toward the Supreme Person. Madhva teaches that Tat relinquishes ownership by dedicating everything to God. Abhinavagupta interprets Tat as pointing to the transcendent aspect of Shiva-consciousness beyond all finite concepts — releasing attachment to limited results and opening to the infinite ground of action. Vallabha teaches that Tat signifies the surrender of all results to Krishna, trusting His purpose beyond the devotee's limited understanding. The bhakti tradition sees Tat as expressing the devotee's longing for 'That' — the beloved Lord beyond description. Tilak applies it as the principle of transcending personal interest in action, preventing selfish karma. Vivekananda interprets Tat as a call to selflessness — dedicating work to 'That' which is infinite frees one from the anxiety of results. The single syllable Tat contains the entire teaching of nishkama karma — action without selfish motive.