当我们处在一个十字路口时，我们似乎可以决定向左走还是向右走……
At a cross-road it does seem to us that we might go either to the right or to the left and the choice once made, it is difficult to see that the whole course of the world's history obliged us to take the turning we did.
当我们处在一个十字路口时，我们似乎可以决定向左走还是向右走，可是一旦做出选择，我们却很难意识到，实际上是世界历史的全部进程强迫我们做出了那样的选择。