Why is North Korea So Unreasonable?

No Shouts of Joy from Kim Jong-Un On April 28, Secretary of State Rex Tillerson told the U. N. that North Korea ‘must dismantle its nuclear missile programs’ before the US ‘can even consider talks.’*
Sounds reasonable.
Why hasn’t the Kim Jong-Un regime responded with open arms and shouts of joy for this generous and fair-minded proposal from Uncle Sam?

This post was published at Acting-Man on May 2, 2017.