2.4 - 2.5 Arjuna said  Again Arjuna, being moved by love, compassion and fear, mistaking unrighteousness for righteousness, and not understanding, i.e., not knowing the beneficial words of Sri Krsna, said as follows:  'How can I slay Bhisma, Drona and others worthy or reverence?  After slaying those elders, though they are intensely attached to enjoyments, how can I enjoy those very pleasures which are now being enjoyed by them?  For, it will be mixed with  their blood.