prayogaḥ yaḥ sambhavadāśrayaviśeṣopādhirabhyāsaḥ sa sambhavadatyantadūragamanaphalaḥ yathā rājahaṃsaśiśorabhyāsaḥ, sambhavadāśrayaviśeṣopādhir manuṣyāṇām abhyāsa iti svabhāvahetuḥ //
The logical formulation is: That practice which is connected with a possible special receptacle as condition results in possible extremely distant movement, as in the case of a young royal swan's practice; human beings' practice is [also] connected with a possible special receptacle as condition—this is a reason based on essential nature.