ity eṣa mānavo vamśo
yathā saṅkhyāyate bhuvi
tathā viṭ-śūdra-viprāṇāṁ
tās tā jñeyā yuge yuge
iti - thus (in the cantos of this Śrīmad-Bhāgavatam); eṣaḥ - this; mānavaḥ - descending from Vaivasvata Manu; vamśaḥ - the dynasty; yathā - as; saṅkhyāyate - it is enumerated; bhuvi - upon the earth; tathā - in the same way; viṭ - of the vaiśyas; śūdra - śūdras; viprāṇām - and brāhmaṇas; tāḥ tāḥ - the situations of each; jñeyāḥ - are to be understood; yuge yuge - in each age.
Just as the dynasty of kings includes exalted and insignificant, virtuous and wicked monarchs, varieties of human character are found in the intellectual, commercial and laboring orders of society.