यया स्वप्नं भयं शोकं विषादं मदमेव च | न विमुञ्चति दुर्मेधा धृति: सा पार्थ तामसी ॥35॥
yayā svapnaṁ bhayaṁ śhokaṁ viṣhādaṁ madam eva cha na vimuñchati durmedhā dhṛitiḥ sā pārtha tāmasī
yayā—in which; svapnam—dreaming; bhayam—fearing; śhokam—grieving; viṣhādam—despair; madam—conceit; eva—indeed; cha—and; na—not; vimuñchati—give up; durmedhā—unintelligent; dhṛitiḥ—resolve; sā—that; pārtha—Arjun, the son of Pritha; tāmasī—in the mode of ignorance
That firmness is considered to be born of tamas due to which a person with a corrupt intellect does not give up sleep, fear, sorrow, despondency as also sensuality.