North Korea has been trying to pressure the Trump administration for major concessions as Kim Jong Un's end-of-year deadline for nuclear negotiations approaches.
By connecting us with our emotional histories, nostalgia can help us to stave off sadness, loneliness, existential threat and even the imminence of death and the approaching horizon of our lives as we age.
If she had known what birthday gift was coming every minute nearer and nearer, she would not have said to herself, " I'll weep a little weep when I go to bed. It won't do to be dismal now."