t\u2019s been more than 35 years since Bo Derek became an international sex symbol, in the 1979 comedy, \u201c10.\u201dToday, at 58, Derek is still a 10, but says there is some relief in caring a little less about her looks. \u201cI realize how artificial it is, beauty,\u201d she told CBS News\u2019 Ben Tracy. \u201cI realize that it doesn\u2019t last forever, that\u2019s for damn sure.\u201d\u201cBut when you\u2019re so well-known for how you look, is aging hard?\u201d he asked.\u201cAging is really hard,\u201d she said. \u201cMan, when it starts really happening to you, it\u2019s opposite of what you imagine. It\u2019s all the worst parts. And it\u2019s tough. Bette Davis was right; it\u2019s not for sissies, it really isn\u2019t!\u201dLeft: Bo Derek attends the Longines Los Angeles Masters at Los Angeles Convention Center on September 26, 2014 in Los Angeles, Calif.