Gary Larson is brilliant.
One thing, though: the 2 volumes are way too big and heavy -4 volumes would have been much better :)
Another gem for my growing list of Resources For Learning Mandarin:
Nciku contains a neat dictionary, conversations (text-to-speech, optionally annotated with hànzì and pīnyīn), Q & A's, tools, an awesome handwriting recognition tool that let's you draw Chinese characters, and plenty more cool stuff!
Resources For Learning Mandarin