18.60 For, heroism is the duty of a Ksatriya born of his nature. Impelled by your own duty of heroism born of your own nature, you will lose self-control when you get the taunts of your enemies. Unable to suffer it, you will be compelled to engage them in battle, which, now, out of delusion and ignorance, you do not desire to do.

All beings have been ordained by Me to follow their Prakrti acired by their previous Karmas. Listen about it: