Samkhya Karika 49

एकादशेन्द्रियवधाः सह बुद्धिवधैरशक्तिरुद्दिष्टा ।
सप्तदश वधा बुद्धेर्विपर्ययात् तुष्टिसिद्धीनाम् ॥ ४९ ॥

ekādaśendriyavadhāḥ saha buddhivadhairaśaktiruddiṣṭā ।
saptadaśa vadhā buddherviparyayāt tuṣṭisiddhīnām ॥ 49 ॥

Ekādaśa=eleven; indriya=organs; vadhāḥ=injuries or defects; saha=together with; buddhi=intellect; vadhaiḥ=through injuries; aśaktiḥ=incapacity; uddiṣṭā=are said to be; saptadaśa=seventeen; vadhāḥ=defects; buddheḥ=of the intellect; viparyayāt=caused by the opposite; tuṣṭi=contentment; siddhīnām=of attainments

Defects of the eleven organs, along with the defects of the intellect, are considered as incapacities. Defects of the intellect are seventeen caused by the opposites of contentment and attainments.