To answer this requires knowledge of ‘child development, healthy emotional lives, healthy cognition and what is going to equip children to become high-functioning adults’, and ‘there are scientific truths there waiting to be discovered’. But again, this only implies that scientific knowledge can inform ethics, not that it can determine it. Similarly, we can learn from a neuroscientific point of view why it is that heartbreak feels so bad, but neuroscience can’t tell us if it is worth taking the risk of paying that price by opening ourselves up to love.
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About Julian Baggini
Julian Baggini was British philosopher, author and journalist. Julian Baggini is an English philosopher, journalist and the author of over 20 books about philosophy written for a general audience. He is co-founder of The Philosophers' Magazine, and has written for some newspapers and magazines. Read more on Wikipedia →