Pupil: Because it has four eyes and can't see!
Pupil: I was mugged on the way to school and the mugger took everything I had
Pupil: At night. Teacher: Why did you say that Pupil: Because my Dad always says that Rome wasn't built in a day!
Because sometimes the ayes (eyes) have it and sometimes the no's (nose).
because cot(0) doesn't exist ... This joke... it burns my eyes...
Mississippi.
Mississippi