Standing at a podium in front of a colorful mural and old gentleman uses a screen to communicate to other men at a table and in the audience .
It is impossible that a man is giving a speech about his profession to a group of students .
There is a better than even chance that a man is giving a speech about his profession to a group of students .
It is impossible that a man is giving a speech about his profession to a group of students .
A man is giving a speech about his profession to a group of students .