Kṛṣṇa has already asked him to fight, but he is considering that "Kṛṣṇa, You are asking me to fight, and I have to kill my own kinsmen. Then where is my victory?" So therefore he said... Here in the previous verse, he has said, paśyāmi viparītāni keśava: (BG 1.30) "You are asking me to fight, for my victory, for my happiness, but I see it will be just the opposite." Paśyāmi viparītāni. This is his problem. And to solve this problem, Arjuna became the disciple of Kṛṣṇa, and Kṛṣṇa advised him this Bhagavad-gītā, and that is the prelude. Unless Arjuna plays like that, ordinary man...
Anyone, everyone wants to be happy with this Gṛha-kṣetra-sutāpta-vittaiḥ (SB 5.5.8), household life, and having some land. In those days there was no industry. Therefore industry is not meant. Land. If you get land, then you can produce your food. But actually that is our life. Here in this village we find so much land lying vacant, but they are not producing their food. They make their food the cows, poor cows, to kill them and eat them. This is not Gṛha-kṣetra. You become gṛhastha, but you produce your food from the land, Gṛha-kṣetra. And when you produce food, then beget children, Gṛha-kṣetra-suta-āpta-vitta.