So, you can define emotions very simply as the process of perceiving what is going on in the organs when you are in the throws of an emotion, and that is achieved by a collection of structures, some of which are in the brain stem, and some of which are in the cerebral cortex, namely the insular cortex, which I like to mention not because I think it's the most important, it's not.
Antonio DamasioThere is no such thing as a disembodied mind. The mind is implanted in the brain, and the brain is implanted in the body.
Antonio DamasioRather than being a luxury, emotions are a very intelligent way of driving an organism toward certain outcomes.
Antonio DamasioYou're not the same after, say, an incredible love affair that went very well or a love affair that went bad. Or something that happens to your health, or something that happened to somebody else's health, that is close to you. Or something that happens professionally.
Antonio Damasio