Saving people is a really hard task - it won't always work. But what you can do is love them, make them feel special and let them know there's someone who cares about them and that their life is worth living.
I LOVE LOVE LOVE this!!! I want to shove this in "Catholic" ethics girl's face!!! So true! And your relationship with God should be shared between the two of you, if it's not, you don't have that true relationship.