In November last year, Boris Johnson gave a widely derided speech to business executives in which he praised, at length, a theme park devoted to cartoon character Peppa Pig. Though it was rambling and ...

Nostalgia generally centers on the self or close friends and relatives. Although usually focused on positive past events, nostalgia can also include unpleasant memories like disappointment and loss.

I often find myself nostalgic for days gone by—especially my young adulthood. Thinking about days when I could go backpacking with a friend on a moment’s notice or dance the night away at my wedding, ...