"Steven Pinker charts the decline of violence from Biblical
times to the present, and argues that, though it may seem
illogical and even obscene, given Iraq and Darfur, we are
living in the most peaceful time in our species'
"In an exclusive preview of his book The Stuff of Thought,
Steven Pinker looks at language and how it expresses what
goes on in our minds -- and how the words we choose
communicate much more than we realize."