Is the sniper good at his job? How do you know?

he is good because it is not easy to shoot a sniper

He would not have needed to do that and no one would have known if he had not. So he must have done it because he really approved of what he was doing. But then after he shoots the other sniper, he gets all freaked out and feels remorse. That makes it clear that he doesn't always approve of what he's doing.

Explanation:

the objective should be switched

hot and dry

i need 20 things so this was just randomly added. hot and dry is the answer