Since neither black animosity nor the Left's falsehood of 'racial tensions' is based on the actual behavior of the vast majority of white Americans, nothing white America could do will affect either many blacks' perceptions or the leftist libel.
It is essential that Christians understand this: Every Jew - secular, religious, assimilated, left-wing, right-wing - fears being killed because he is Jewish. This is the best-kept secret about Jews, who are widely perceived as inordinately secure and powerful. But it is the only universally held sentiment among Jews.
There is something about liberalism that is not nearly as true about conservatism. The further left one goes, the more one finds that the ideology provides moral cover for a life that is not moral. While many people left of center lead fine personal lives, many do not.
The fact is that not only do people get more wise and more conservative as they get older, they get more kind and more generous, too.