Losing diplomatic decency does nothing for denuclearization. President Trump should refrain from making comments that interfere with other countries' policies.
From the formulation of codes of conduct to the Trans-Pacific Partnership talks, the U.S. is vying with China for the authority to lead in the political and economic arenas.
Every place he visited, Clinton held the hands of local people living in poverty and delivered emotional speeches. He did not forget, of course, to announce resolutions to local problems.