Student: What is your favorite food?
Teacher: My favorite food is unicorn. They are delicious.
Class (now paying attention): What?!
Student: You can’t eat unicorn! You can’t even buy unicorn meat!
Teacher: Yes you can and they are yummy. Just go to your local butcher and ask for the special.
Student: I don’t believe you.
Teacher: Well you’re missing out.
Student (unfazed): My favorite food is tacos.
Teacher: Now that I have everyone’s attention. (lesson continues…)