Sankhya Kārika
Karika 12
प्रीत्यप्रीतिविषादात्मकाः प्रकाशप्रवृत्ति१नियमार्थाः। अन्योन्याभिभवाश्रयजननमिथुनवृत्तयश्च गुणाः ॥१२॥
The qualities with their varied overpowering, sheltering, being born, and coupling activities (vr̥ttayaḥ) result in illuminating and law-abiding tendencies (pravr̥tti) that are dear, not so dear, and regrettable.