Boatmen vs Tourists Mouthology

A Tourist asked a Boatman:
"Do u know biology, psychology,
geology and criminology? "
The Boatman said no to all the
questions.
The Tourist then said:"What the hell do u know on the face of this earth?
You will die of Illiteracy!!" After a while the boat started sinking.
So the Boatman asked the Tourist:" Do u know swimology and escapology
from crocodilogy? The Tourist said no. The Boatman replied:"Well u will
drownology and crocodilogy will eat ur
assology and u will dieology bcos of ur
mouthology!!!