There can be large benefits to countries from trading, and there is no doubt that the United States is enormously richer as a result of international trade. But that hardly means that everyone was benefitted by the patterns of trade over the last three decades, nor is it a reason to support the TPP.
Our elite class loves to explain to laid-off workers why their woes are their own fault. They don't have a college degree. They should have started their own companies. They're on drugs. They're too fat or lazy or dim to quickly adapt. Trump beckons... "There will be so many jobs." "It will be beautiful."