I am an host for whatever geometric shape you want. If you want to do some
fancy graphics with Smalltalk, I'll be happy to help. My friends derived
from BCanvasObject ask me all sort of things to do, so I am the real worker,
not they!
BCanvasObject: I am
BCanvas: No I am
BCanvasObject: No I am
BCanvas: No I am
well, you know, he always has something to object.