Arthur C Clarke

HAPPY 90th BIRTHDAY,ARTHUR C. CLARKE! I'm personally indebted to Mr. Clarke for so many reasons: his profound optimism, particularly about our race as a unified system and our inevitable future contact with extraterrestrial life, has bolstered my ability to think globally; his unshakable commitment to the popularization of science and the dry elegance of his books have always left me echoing with dewy wonder. I pretty much consider the moment in 2001: A Space Odyssey when David Bowman proclaims, ""The thing's hollow -- it goes on forever -- and -- oh my God! -- it's full of stars!" to be a…