yat yat—however; ācarati—behaves; śreṣṭhaḥ—the best man; tat tat—that; eva—certainly; itaraḥ—the lesser; janaḥ—man; saḥ—he; yat—which; pramāṇam—standard; kurute—shows; lokaḥ—the people; tat—that; anuvartate—follow.