यद्यदाचरति श्रेष्ठस्तत्तदेवेतरो जनः ।स यत्प्रमाणं कुरुते लोकस्तदनुवर्तते ॥ ३-२१॥

yadyadācarati śreṣṭhastattadevetaro janaḥ ।sa yatpramāṇaṃ kurute lokastadanuvartate ॥ 3-21॥

यद्यद = yad yad, whatever.; 

अचरति = acarati (3rd sg. pro indic. act. a *car), he does, he behaves, he practices.; 

श्रेष्ठ = sresthas (m. nom. sg. super l.), best, most splendid, most excellent.; 

तत्तद = attad (tad tad), this and that.; 

एव = eva, indeed (used as a rhythmic filler).; 

इतरो = itaras (m. nom. sg.), the other, another, the rest.; 

जनः = janas (m. nom. sg.), man.; 

स = sas (m. nom. sg.), he, the, this.; 

यद = yad (n. acc. sg.), what, which.; 

परमाणं = pramanam (n. acc. sg. frompra .*ma), mea-sure, scale, standard.; 

कुरुते = kurute (3rd sg. pr. indic.mid . *kr), he makes, he sets.; 

लोक = lokas (m. nom. sg.), world, aggregate of people.; 

तद = tad (n. acc. sg.), that, this.; 

अनुवर्तते = anuvartate (3rd sg. pro indic. mid. anu *Vrt), it follows.