I think if you do something and it turns out pretty good, then you should go do something else wonderful, not dwell on it for too long.

Before incorporating visual aids into speeches, the speaker should understand that if used incorrectly, the visual will not be an aid, but a distraction.

You can't connect the dots looking forward, you can only connect them looking backwards.

It is necessary to choose a visual aid that is appropriate for the material and audience.