Chart Thursday: Venn Beards

I'm liking our weekly poetry, but if there's one thing I like at least as much as poems, it's charts. So how about a new series, Chart Thursdays.

First up, something easy. Let's start with facial hair (a perennial favorite):



The set of Beards-I-Can-Draw overlaps extensively Beards-I-Can-Grow but not at all with Beards-Sarah-Will-Permit-Me-to-Grow (and also not at all with Beards-I-Want-to-Grow, which is a null set).