How can we all work towards a world where the character of humans is enhanced to greater goodness?

Conditioning and each person's unique experience can shape a person's character and only a few attain enlightenment in the spiritual plane. How can we all work towards the enchancement of the character ethic (Stephen's Covey's works talk about this too), so that more of love, nurturance, and reverence for nature begin to stand out for our children's sake?