Want a visual way of analyzing word usage in your presentations? Then you’ll love Wordle.net. It creates a word cloud of your most commonly-used words, and gives you a lot of control over what it looks like.

I entered the text of Barack Obama’s acceptance speech at the Democratic Convention last night, and you’ll see how the word PROMISE jumps out. Handy way of checking to make sure you’re emphasizing the words you want to emphasize.