They were not sincere.
They never were.
But, we will have to let this play out as it has for the last 40 years, it is so predictable and pathetic. When it comes to Asia, we are a bit dense but thank goodness we do finally come around and we "get it."
“... They were not sincere. They never were...”
The Panmunjom scene from “Pork Chop Hill” comes to mind.