I've done this in the past myself, but there's nothing more annoying than a speech peppered with UMs and AHs.

I've done this in the past myself, but there's nothing more annoying than a speech peppered with UMs and AHs. It makes the speaker sound unconfident and amateur.

Originally shared by Rob Jongschaap
http://www.businessinsider.com/how-to-stop-using-filler-words-speech-presentation-2016-12?international=true&r=US&IR=T