Yoga Sūtra Chapter Four verse 34

पुरुषार्थशून्यानां गुणानांप्रतिप्रसवः कैवल्यं स्वरूपप्रतिष्ठा वा चितिशक्तिरिति ॥३४॥

puruṣa-artha-śūnyānāṃ guṇānāṃ pratiprasavaḥ kaivalyaṃ svarūpa-pratiṣṭhā vā citi-śaktiḥ iti ||34||

Thus the attributes of nature, empty of purpose,
going back to their origin is abstraction or,
foundation in the own character of the animating principle
is the power of awareness.

puruṣa - animating principle, self, consciousness, spirit; a person, man, a human being; peopleartha - purpose, aim; meaning; thing, objectśūnya - emptyguṇa - an ingredient or constituent or attribute of nature; a property or characteristic of all created things; qualities; a quality, peculiarity, attribute or property; the peculiar properties of the letterspratiprasava - going back to their originkaivalya - independence, freedom, emancipation, solitude, isolation, aloneness, separateness, abstraction, not connected with anything else; uncompounded, unmingledsva - own; one's self, one's own, my own, thy own, his own, her own, our own, their ownrūpa - any outward appearance or phenomenon or colour; form, shape, figure; aggregate; ‘formed or composed of’, ‘consisting of’pratiṣṭha - established; standing firmly, steadfast; point of support, centre or base of anything - orcit - awareness, consciousness; to be aware of; to cause to comprehend, to observe; perceiveśakti - power, energy; ability, capability; strength; might, effort;iti - thus; in this manner; something that has been said or thought; having so said; (it is used like a quotation mark)

Commentaries and Reflections

Commentary by Paul Harvey:

Cit or awareness is at the heart of Yoga.
Neither full nor empty, nor mine nor yours.
Awareness is as it is and is as it isn’t.

Awareness is a quality not a quantity.