Report, if you have a problem with this page“ Societies would _not_ be better off if everyone were like Mr Spock, all rationality and no emotion. Instead, a balance - a teaming up of the internal rivals - is optimal for brains. ... Some balance of the emotional and rational systems is needed, and that balance may already be optimized by natural selection in human brains. ”
David Eagleman
From : Incognito: The Secret Lives of the Brain