When You Walk Into The Classroom and Say Good Morning...
- When they say good morning back, it's Freshmen.
- When they put their newspapers down and open their books, it's Sophomores.
- When they look up so they can see the instructor over the tops of the newspapers, it's juniors.
- When they put their feet up on the desks and keep reading, it's seniors.
- When they write it down, it's graduate students.