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 EcoBut why do some people support [the heretics]?" "Because it serves their purposes, which concern the faith rarely, and more often the conquest of power." "Is that why the church of Rome accuses all its adversaries of heresy?" "That is why, and that is also why it recognizes as orthodoxy any heresy it can bring back under its own control or must accept because the heresy has become too strong.
Umberto EcoIf you interact with things in your life, everything is constantly changing. And if nothing changes, you're an idiot.
Umberto Eco