目前在世界的许多地方，你在租用汽车时都会获得一个导航系统，它是显示在屏幕上的一张小型电子地图，可以发出机器声音。

Now, in many parts of the world, when you hire a car, you get a navigation system — a little electronic map on a screen with a machine voice.

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与其把你周游世界的旅行计划告诉朋友，不如默默地开始攒一张机票钱。

Instead of telling your friends about your plans to travel the world, start saving quietly for a plane ticket.

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要存在，你应该有一张通往这个世界的护照。

To exist, you should have a passport to this living world.

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