A professor was travelling by boat,and few minutes after sail,he asked the sailor
"Do you know Biology,Ecology,Geography,Morphology,or Zoology
The sailor answered NO! to all the questions.
The professor replied; then what the hell do know on earth? You Will die of illiteracy.

Some hours after sail thier boat hit turbulence and start to sink, so the sailor asked the professor;
Do you know swiminnology and escapeology from sharkology
The professor said NO!
Then the sailor replied; then what the hell do you know Well sharkology and crocodileology will eat your headology and your bodiology and you will dieology because of ur mouthology.