A man was trapped in an empty glass with a large piece of paper. There was no way he can get out of the glass with just a piece of paper.
“How can I make good use of this paper?” He thought.
After a while, he decided to make a boat out of the paper.
Suddenly, water began to flow into the glass. And of course, the man get on the paper boat. It was a rough sail for him. He had no choice but to…