The first two panels are true on at least two non-related occasions, and close enough to be truth on a half-dozen others. The third panel exists for balance, and is fictionalized because extending the true part of the story any further would be redundant.
I'm working on GEOS stuff again today and I'm starting to notice very specific patterns in my physiology whenever I work on work-related stuff. It seems like I have a mild heart attack every time I need to plan a lesson. Huh.