
 Modern Wisdom
 Modern Wisdom #152 - Lydia Denworth - Understanding Friendship
 Mar 19, 2020 
 Lydia Denworth, a science writer and contributing editor at Scientific American, dives into the fascinating world of friendship and its crucial role in combating modern loneliness. She discusses how our brains are wired for connection and the evolutionary importance of our social bonds. The conversation explores the complexities of maintaining friendships, especially during crises, and the surprising value of digital relationships. Denworth also debunks myths surrounding loneliness in America, emphasizing quality over quantity in our social networks. 
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Defining Friendship
- Friendships require long-lasting stability, positivity, and reciprocity.
- Many long-term relationships lack the positive, reciprocal aspect of true friendship.
Evolution of Friendship
- Friendships evolved to protect against predators and aid in finding food, increasing survival chances.
- The reward centers in our brains reinforce the enjoyment of friendships, promoting fitness-enhancing behavior.
Number of Friends
- Quality matters more than quantity in friendships, with the biggest health impact between zero and one friend.
- Most people have an average of four close friends, split between family and non-family.


