1 Corinthians 1: 28-29 He has chosen a plan despised by the world, counted as nothing at all, and used it to bring down to nothing those the world considers great, so that no one anywhere can ever brag in the presence of God.
"For I know the thoughts that I think toward you, saith the LORD, thoughts of peace, and not of evil, to give you an expected end." (Jeremiah 29:11) Because of Him, I always have hope, and I know all things are possible!
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.