The words we use to describe our emotions affect how we feel, says historian Tiffany Watt Smith, and they've often changed (sometimes very dramatically) in response to new cultural expectations and ideas. Take nostalgia, for instance: first defined in 1688 as an illness and considered deadly, today it's seen as a much less serious affliction. In this fascinating talk about the history of emotions, learn more about how the language we use to describe how we feel continues to evolve -- and pick up some new words used in different cultures to capture those fleeting feelings in words.

Tiffany Watt Smith: The history of human emotions

The history of human emotions

In the 16th century, sadness was celebrated for its resilience-building qualities, contrasting today's pursuit of happiness.

Emotions are not just reflexes but complex systems shaped by biology and culture, challenging the notion of universal emotions.

Language shapes emotions; new words can create new feelings, illustrating the dynamic interplay between culture and emotional experience.