yasya nāsti svayaṁ prajñā
yasya nāsti svayaṁ prajñā śāstraṁ tasya karoti kim |
locanābhyāṁ vihīnasya darpaṇaḥ kiṁ kariṣyati ||
(Cāṇakya-nīti-darpaṇa: 10.9)
“What does the śāstra do for he who himself has no discernment [alt., intelligence]? What can a mirror do for he who has no eyes?”