Said the professor to a student, "What is the effect of heat, and what
the effect of cold?" "Heat expands, sir, and cold contracts."
"Correct. Give some illustrations." "Well," said the boy, "in the
summer, when it is hot, the days are long; and in the winter, when it
is cold, the days are short."
"How many sides has a circle?" "Two--the inside and the outside."
"Does an effect ever go before a cause?" "Yes, sir."
"Give an illustration." "When a man pushes a wheelbarrow----"
"That will do, sir. Next--Mr. Johnson."
* * * * *
A man who was very cross-eyed happened to put his hand into another
man's pocket, and took out his watch. He told the judge that he "only
wanted to know the time." And the judge said it was "Three years."