Nothing helps the world, especially one's perceived, and one self, more as to understand that conditioned things can never be healed, and on that insight, start to work ones way out of this dependency. Some might follow, at least other wouldn't be harmed and beloved by other one would leave them behind, having found something secure, good householder.
So metta starts with Sila, with right resolve, helping countless right from the beginning of taking on the peaceful path.
One hardly can get oneself under control, refrain from unskilful, how could such even be projected to others? Good to start there where one has act-ually some amount of control, and learn to increase this freedom of doing wise for the path.