But the most important thing it's doing is focusing on rapidly advancing qualified minority employees into higher levels of management so that there's increased visibility and concrete demonstrations of the company's commitment to this goal. (inc.com)
We have already marked Jeremiah's concrete demonstration of the certainty of restoration: in the final year of the fatal siege, (religion-online.org)
There has been a lot of talk along these lines, but no concrete demonstration of what a convention would look like. (theguardian.com)