US-North Korean deals often made away from negotiating table

U.S. Assistant Secretary of State Christopher Hill, right, walks through a hotel lobby with Victor Cha, the U.S. National Security Council’s director for Asian Affairs, on March 22, 2007. (AP Photo/Greg Baker, File)

In this Sept. 13, 2018, file photo, a North Korean subway officer stands next to a train in a subway station in Pyongyang, North Korea. (AP Photo/Kin Cheung, file)

WASHINGTON — Beware of humor gone awry. Don’t be afraid to show emotion. Watch those offhanded one-liners.