śrama eva hi kevalam

dharmah-occupation; svanusthitah-executed in terms of one's own position; pumsam-of humankind; visvaksena-Personality of Godhead (plenary portion); kathasu-in the message of; yah-what is; na-not; utpadayet-does produce; yadi-if; ratim-attraction; sramah-useless labor; eva-only; hi-certainly; kevalam-entirely.