dharmaḥ sv-anuṣṭhitaḥ puṁsāṁ
viṣvaksena-kathāsu yaḥ
notpādayed yadi ratiṁ
śrama eva hi kevalam
dharmaḥ - execution of the system of varṇa and āśrama; su-anuṣṭhitaḥ - properly executed; puṁsām - of men; viṣvaksena-kathāsu - in talks about Viṣvaksena, or Kṛṣṇa; yaḥ - which; na - not; utpādayet - awakens; yadi - if; ratim - taste; śramaḥ - labor; eva - without doubt; hi - certainly; kevalam - only.
This is a quotation from Śrīmad-Bhāgavatam (1.2.8).