Bhagavad-gītā 3.21
BG 3.21
Open the full passageयद्यदाचरति श्रेष्ठस्तत्तदेवेतरो जनः । स यत्प्रमाणं कुरुते लोकस्तदनुवर्तते ॥२१॥
Sanskrit
yad yad ācarati śreṣṭhas tat tad evetaro janaḥ sa yat pramāṇaṁ kurute lokas tad anuvartate
Translation
Whatever action a great man performs, common men follow. And whatever standards he sets by exemplary acts, all the world pursues.