TED大会里面的演讲稿都经过精心准备，有大量描述性语言，详细阐述一个观点的来龙去脉，真正提高你的辩证思维和口语逻辑能力。

https://open.163.com/ted/ , https://www.ted.com/talks

TED演讲十条法则 http://contest.i21st.cn/article/speaking/1468_1.html

《TED演讲》(集) https://www.youtube.com/user/TEDtalksDirector/playlists

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