Why is there evil in the world?

Although this might not have to do with Walk Two Moons, there is evil in the world or perhaps crime of sorts since society could have caused it. Many people cannot afford to survive wth money therefore they steal and do illegal things, then others that are also poor get influenced and gets involved with tha crime as well, other reasons are they are born or have a twisted way of thoughts or so, or etc. Next time...... you should search it up.