None, if purely selfish. But sometimes this may align with good riddance, e.g. Depends how it is aimed. Especially in 'nothing to lose' scenario. It may serve you, but also...a bunch of other people. You justify it in your head.
1. There aren't really anyone who can and do kill in the game (Unless you're just killing NPCs for fun) that didn't deserve it. There's only a few sort of morally grey kills. A good portion of people I end up killing fire on me first if they see me
2. Yes. Soldiers and law enforcement often have to kill bad people. Killing being second nature doesn't impact a kind heart.
2. Yes. Soldiers and law enforcement often have to kill bad people. Killing being second nature doesn't impact a kind heart.