Because they always work problems out with a pencil.
A grafight.
He works them out with a pencil.
Nah, I'm still working on it.
Cashearing! (Joke I made up last night at work, so be gentle with me)
Chernobyl fall out..
They have no.
Try or try not, there is no do.
Because his stool so hard!
Sin Pi
Calc-U-LATER