Tuesday, December 6, 2011

David Christian: Big history

http://www.ted.com/talks/david_christian_big_history.htmlのURLをクリックして、TED本体に行くと、画面右横上のopen interactive transcriptで文字から音声・画像も呼び出せます。



And now, finally, this is what I want. I want my grandson Daniel and his friends and his generation, throughout the world, to know the story of big history, and to know it so well that they understand both the challenges that face us and the opportunities that face us.


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