レッスン
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TED Talks
Judy MacDonald Johnston: Prepare for a good end of life
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TED Talks
Sylvia Earle's TED Prize wish to protect our oceans
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TED Talks
How to make stress your friend
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TED Talks
Leslie Morgan Steiner: Why domestic violence victims don't leave
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TED Talks
Meg Jay: Why 30 is not the new 20
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TED Talks
James Flynn: Why our IQ levels are higher than our grandparents'
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TED Talks
Jack Andraka: A promising test for pancreatic cancer ... from a teenager