A professor was travelling by boat. On his way he asked the sailor
"Do u know Biology, Ecology, Zoology, Geography, Physiology?"
The sailor said no to all his questions.
Professor: What the hell do u know on earth. You will die illiteracy.
After a while the boat started sinking. The sailor asked the professor, "Do u know swiminology & escapology from sharkology?"
The professor said no
Sailor: Well, sharkology & crocology will eat your assology, headology & and u will dieology because of your mouthology.