BG 18.29
बुद्धेर्भेदं धृतेश्चैव गुणतस्त्रिविधं श्रृणु
प्रोच्यमानमशेषेण पृथक्त्वेन धनंजय
buddherbhedaṃ dhṛteścaiva guṇatastrividhaṃ śrṛṇu
procyamānamaśeṣeṇa pṛthaktvena dhanaṃjaya
TRANSLATION
Hear now, the threefold division of Buddhi (reason) and Dhrti (fortitude), O Arjuna, according to the Gunas, fully and severally to be set forth.
PURPORT
‘Buddhi’ is the knowledge in the form of discriminative determination. ‘Dhrti’ is the resolution to hold on with perseverance to what has been undertaken even against all obstacles. Of these two, hear now the threefold division according to Sattva and other Gunas.