[podcast src=”https://html5-player.libsyn.com/embed/episode/id/5731696/height/0/width/0/theme/standard/autonext/no/thumbnail/yes/autoplay/no/preload/no/no_addthis/no/direction/forward/” height=”” width=””]   2 Minute Tip: Purge Stale Material   If you do a lot of public speaking, it’s likely you have some go-to lines or jokes that you like. Eventually the can stop resonating with your audience. Times change. Technology changes. Speakers grow and change. It’s important to periodically step back and maker sure your quips and comments are still relevant and getting the reaction you want….