I think every professor and writer is in some way an exhibitionist because his or her normal activity is a theatrical one. When you give a lesson the situation is the same as writing a book. You have to capture the attention, the complicity of your audience.
Umberto EcoTo establish what is true is very difficult. Frequently it is easier to establish what is false. And, passing through the false, it's possible to understand something about truth.
Umberto Eco