The author carefully avoids defining what the progressive reading of the Constitution means.
The question is if fundamental concepts, as outlined in the nation’s origins, reaching back to 1776, are still valid today. If we accept these concepts, we should stand for the free market economy and a small government. We should stand for America strong not by what the government does for its people but by what people do without the government involvement.
The progressives opt for the government taking care of everything. It is called socialism, and it is a plain contradiction to the concepts that America was founded upon.
The real problem is that today more than ever Americans support socialism. Suggested reading: https://medium.com/@hak1010/capitalism-versus-socialism-9ece51b5ff29