Sense, sensibility and the authentic self

Authenticity, vulnerability and empathy are all positive character traits - but is there something in the modern ritual performance of these traits that can actually be detrimental to public life? Are we forsaking reason for the sugar rush of cheap emotion? The tension between what Jane Austen called "sense and sensibility" goes back at least as far as the ancient Greeks, and this week we're exploring the philosophical history of toxic touchy-feeliness.