prāktanasya śleṣmādinā dehasya viguṇatvāt paścād ādvan na laṅghanam upajāyate. paścāt tu śanaiḥ prayatnena dehavaiguṇye 'panīte sati yathābalamevāvatiṣṭhate laṅghanam /
Initially, due to the body's impairment by [excess] phlegm and other [humors], [proper] jumping does not arise. Later, however, when the body's impairment is gradually removed through effort, jumping remains [possible] exactly according to one's strength.