Originally Posted by eXcessiveForce

that would not be exactly true,

resolute
res·o·lute /ˈrɛzəˌlut/ Pronunciation Key - Show Spelled Pronunciation[rez-uh-loot] Pronunciation Key - Show IPA Pronunciation
–adjective
1. firmly resolved or determined; set in purpose or opinion.
2. characterized by firmness and determination, as the temper, spirit, actions, etc.

so this would remove fear from the process it means more than simply not being afraid.

In another part of the book it states, "It is dishonorable to die with a weapon untried"

It means more that you accept death as a foregone conclusion so there is no reason to hold back or not do what needs to be done. To complete the mission without regards for ones own person but only for the task at hand.