The next generation of humans -- or perhaps the one after that -- will face a difficult choice: do they equip their children with "enhancements"?

下一代人类——或者再下一代——将面临一个艰难的抉择：他们要不要把孩子升级至“加强版”？

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"In the coming weeks, President Barack Obama will make the most difficult choice a commander in chief can face: whether to send more troops into harm's way, " wrote Kerry, the chairman of the Senate Foreign Relations Committee.

CNN: U.S. must win Afghan hearts and minds, commander says