This is not to say that there are not major problems in our society today. We are afflicted with persistent racial injustice and serious income, educational and political inequality. These are crucial challenges that must be addressed if we are to achieve our nation's highest aspirations. These aspirations are shared by Sanders, Clinton, Barack Obama and the Democratic Party. The goal should not be to destroy what we have accomplished, but to continue to make progress in a determined, persistent and realistic manner.