比爾蓋茲接受了Ice water challenge，他還說：我就是因為挑戰而成長，還希望把挑戰做得更好！
Mark Zuckerberg challenged me to dump a bucket of ice water on my head to raise awareness for ALS.
I’m always up for a challenge.
Now I’m passing it on to On Air with Ryan Seacrest, Chris Anderson from TED, and Elon Musk. You have 24 hours…
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