updated 10:37 PM EST, Mon December 9, 2013
Ira Helfand says there are some 17,000 existing nuclear warheads, an existential threat that is ignored, even though a limited nuclear war would be devastating, unleashing a global famine and chaos
David Frum says it's no time to be celebrating an economic rebound despite last week's GDP and jobs news
Pepper Schwartz says boomers keep making life up as they go along and put fulfillment and happiness, even in later life, ahead of the need to stay married. Will younger generations follow suit?
Photojournalist Monica Morgan says Nelson Mandela was someone who not only wanted peace, but lived his life full of love, so much so that he was able to forgive his enemies and strive for unity.
Bono on Nelson Mandela
Bono told Anderson Cooper that Mandela "represents the fist turning into the handshake."
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