VIENNA (AP) — Accepting a prestigious German prize Sunday in honor of her work, Zimbabwean writer and filmmaker Tsitsi Dangarembga called for a “new Enlightenment,” saying a fundamental shift is needed to overcome the structures of racial hierarchy that have led to violence in her home country and across the world. “What we can look to is to change our thought patterns word by word, consciously and consistently over time and to persevere until results are seen in the way we do things and in the