As human beings we have the same experience of destructive and constructive emotions. We also have a human mind capable of developing wisdom. We all have the same Buddha nature.
I'm not a violent person, never was, but I have this temperament that I've always displayed. I guess it has to do with my tradition and being Italian, we're very outgoing with our emotions.
Spirituality is a natural part of ourselves, as natural as emotions, but we've got all the language wrong and made this divide between secularism and spirituality, whereas instead it's about being human.