It seems like a lifetime ago that a crowd met on a frigid February morning in Springfield, Illinois to set out on an improbable course to change our nation.

• 仿佛在许多许多年以前（其实就是去年，这奥巴马可真够夸张的，一派“传销老大”的风范），一群聚集在伊利诺伊州春田市的人们开启了一场不可能的航程，从而改变了我们的国家。