Vaisesika Sūtra 6.2.15

इच्छाद्वेषपूर्विका धर्माधर्मप्रवृत्तिः ॥१५॥

icchādveṣapūrvikā dharmādharmapravṛttiḥ ॥15॥

[इच्छा (icchā) - desire; द्वेष (dveṣa) - aversion; पूर्विका (pūrvikā) - preceded by; धर्म (dharma) - righteousness; अधर्म (adharma) - unrighteousness; प्रवृत्तिः (pravṛttiḥ) - tendencies;]

The desire and aversion are driven by previous righteous (dhārmic) and unrighteous (ādhārmic) tendencies.