Commentary Last week, Supreme Court Associate Justice Clarence Thomas arrived at the University of Notre Dame to speak about the Declaration of Independence. Speaking invitations like this that Thomas accepts are few and far between. Anyone who cares about our country and listens to this address will wish that he would agree to speak more. His presentation was a brilliant and profound articulation of what America is about at its core. It is what every American needs to hear in these troublesome and divisive times. Thomas tells his own story and how his life’s journey led him to understand what America is about. He grew up poor near Savannah, Georgia, raised by his grandparents, under the tutelage of his grandfather, a devout Catholic and American patriot. Thomas’ grandfather understood that the injustices of the country were not about flaws in the country but about flaws in human beings in living …