vegākhyo bhāvanāsaṃjñaḥ sthitasthāpakalakṣaṇaḥ / saṃskāras trividhaḥ prokto nāsau saṃgacchate 'khilaḥ //
Saṃskāra has been described as being of three kinds - named vega [velocity], bhāvanā [impression], and characterized as sthitasthāpaka [elasticity] - [but] none of this is compatible [with reality].