WOMEN AS EXPLAINED BY ENGINEERS: APPLIED MATHEMATICS
We can thusly conclude that, his ability to "stack paper" is adversely impacted by the duration of the pursuit, as well as the attendant "problems."
Strictly scientific and from the engineering viewpoint of course. The paper got an A+.
You know what to do; click on the image to enlarge.
(I'm already locked up, I might was well produce the evidence. Lawd hamercy on my poor old soul!)

Women are good problems to have, eh?