Go to WordCram's website to download and install the WordCram library for Processing, following the tutorial there.
Then paste this code below into a new Processing Sketch.
* There are a few different ways to load text.
* WordCram will parse out the words, count them
* up, and render more-frequent words bigger than
* less-frequent ones.
* Try un-commenting some of the methods below.
* (If more than one is uncommented, only the last
* one will have an effect.)