The challenge of being free / Henry M. Wriston -- The connecting imagination / Stephen Spender -- What you should know about physics / Sir George Thomson -- The anguish of modern art / William Snaith -- The meaning of mathematics / Morris Kline -- Screwtape proposes a toast / C.S. Lewis -- Why Marx failed here / Clinton Rossiter -- The origin of the elements / William Alfred Fowler -- The awesome decision / David L. Bazelon -- The sense of truth / Alexander Eliot -- Life's mysterious clocks / Frank A. Brown, Jr. -- Men and capital / John Kenneth Galbraith -- Science and sex ethics / George W. Corner -- Listening to the universe / A.C.B. Lovell -- The final answer / François Mauriac -- The economic revolution / Barbara Ward -- Natural history of a star / Jesse L. Greenstein -- The U.S. presidency / Gerald W. Johnson -- How life began / Earl A. Evans, Jr. -- The rediscovery of meaning / Owen Barfield -- The tragic vision / Stanley Hyman -- The small world / J.D. Williams -- The two-way imagination / Nancy Hale -- Your brain and your behavior / R.W. Gerard -- The two cities of law / Charles L. Black, Jr. -- Cause, chance and creation / Philip Morrison -- What is existentialism? / William Barrett -- Words that divide the world / Stefan T. Possony -- The making of a poem / C. Day Lewis -- In praise of waste / Garrett Hardin -- Can democracy survive? / C. Northcote Parkinson -- The false images of science / Gerald Holton -- Battle cry for book lovers / Robertson Davies -- The universe revalued / D.E. Harding -- The messages of life / James Bonner -- The act of language / John Ciardi -- New horizons in philosophy / Morton White -- The elusive neutron / Donald J. Hughes -- The dilemma of youth / John Wain -- The conflict of cultures / C.P. Snow.