过去，坐长途汽车从伦敦到爱丁堡需要两周的时间，但现在你可以在两周里多次环游世界。
It used to take a fortnight to travel from London to Edingburgh by coach, however you can now travel many times around the world in that time.
更糟糕的是，研究表明，到2050年，世界需要的粮食将是现在的两倍。
Worse, studies suggest that the world will need twice as much food by 2050.
世界现在最迫切需要的是所有可能层面的信息。
What the world needs most, right now, urgently, is information at all possible levels.
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