Kautilya's Arthashastra 12.1.3

12.1.3

"sarvasaṃdohena balānāṃ yudhyeta //

But Visáláksha says that a weak king should rather fight with all his resources, for bravery destroys all troubles; this (fighting) is the natural duty of a Kshatriya, no matter whether he achieves victory or sustains defeat in battle.