It's rare to find a consistently creative or insightful person who is also an angry person. They can't occupy the same space, and if your anger moves in, generosity and creativity often move out. It's difficult to use revenge or animus to fuel great work.
At the time when this famous historical battle was fought in Kosovo, the people were looking at the stars, expecting aid from them. Now, six centuries later, they are looking at the stars again, waiting to conquer them.