Book Review of Feeling Smart: Why Our Emotions Are More Rational Than We Think Hardcover – December 30, 2014 by Eyal Winter (Author) Publisher's ad: Which is smarter—your head or your gut? It's a familiar refrain: you're getting too emotional. Try and think rationally. But is it always good advice? In this surprising book, Eyal Winter asks a simple question: why do we have emotions? If they lead to such bad decisions, why hasn't evolution long since made emotions irrelevant? The answer is that, even though they may not behave in a purely logical manner, our emotions frequently lead us to better, safer, more optimal outcomes.