सहजं कर्म कौन्तेय सदोषमपि न त्यजेत्।सर्वारम्भा हि दोषेण धूमेनाग्निरिवावृताः।।18.48।।
saha-jaṁ karma kaunteya sa-doṣham api na tyajet sarvārambhā hi doṣheṇa dhūmenāgnir ivāvṛitāḥ
One should not, O Arjuna, abandon the duty to which one is born, though it may be faulty; for, all undertakings are enveloped by evil, just as fire is by smoke.