Although the legal significance of . . . [Justice OConnors] speculation is uncertain, the fact that this statement appears in the opinion should serve as a clear warning to supporters of affirmative action. We must not rest on our laurels. This recent victory may well be our last, and its benefits may be short-lived. Unless over the course of the next generation the dramatic underrepresentation of blacks and Hispanics among top academic performers is remedied, their access to selective institutions of higher education may one day be severely curtailed.