Yoga Sutras of Patanjali · 4.23

द्रष्टृदृश्योपरक्तं चित्तं सर्वार्थम्॥२३॥

draṣṭṛdṛśyoparaktaṁ cittaṁ sarvārtham

The mind, colored by both the seer and the seen, comprehends all objects.

— Yoga Sutras of Patanjali 4.23

Source: Sanskrit attributed to Patanjali (c. 2nd century BCE – 4th century CE). Public-domain English readings drawn from Swami Vivekananda's 'Raja Yoga' (1896) and Charles Johnston's 'The Yoga Sutras of Patanjali' (1912).