How to prevent "um...." - https://www.nytimes.com/2017/02/24/us/verbal-ticks-like-um.html

https://simpleprogrammer.com/2017/06/26/speaking-conferences/

Keep Up...If You Can: Use Trash Talk to Motivate Yourself - https://www.wsj.com/articles/keep-up-if-you-can-use-trash-talk-to-motivate-you-1499273788 http://cn.wsj.com/big5/20170803/LIF165201.asp?source=rss

會「講」也要會「演」，演講也是一種表演 - https://dq.yam.com/post/15940

「如何成就偉大的演講？」《王者之聲》中的三層次溝通 - https://dq.yam.com/post/15961
