When the Egyptians built the pyramids, there were no blueprints to follow at first.
When FDR implemented the New Deal, America had never simultaneously created so many new social safety nets to stabilize the economy before.
And when Ann Tsukamoto and her colleagues identified and isolated stem cells for the first time, they had to make up the process for doing so.
All progress is made without a map. If you're feeling lost, that might be a good thing. You could just be making headway for everyone else to come.