You shouldn't avoid your teachers.
William receives an email from his instructor, but he doesn't feel like thinking about school today.
Thomas has to decide whether to open and read the email.
Thomas opens the email, reads it, and responds before he begins his day of fun at the beach.
Thomas decides not to open the email yet and goes out with his friends for a day at the beach.
Thomas has a great day because he has treated his education responsibly, before went off to enjoy his free day.
Thomas finds that he does not enjoy his day as much as he could have, because he keeps thinking about the email that he should have opened.