Thomas Sowell - However much history may be invoked in support of these...

However much history may be invoked in support of these policies (affirmative action), policy can apply to history but can only apply to the present or the future. The past may be many things, but it is clearly irrevocable. Its sins can no more be purged than its achievements can be expunged. Those who suffered in centuries past are as much beyond our help as those who sinned are beyond our retribution.