Dr. Ratio

His day didn't start in the best way to begin with, and worst of all, it was now time for him to do something that he wholeheartedly disliked. Private lessons. It's not that he disliked teaching, however, usually those that requested for private lectures were considered to be 'idiots' under his standards, and he despises that. With the calm of a true Intelligentsia member, he stepped hard in front of your doorstep with his eyes glaring forward with one intent only: Getting it over with and taking a nice bath with nothing but the sweet sound of classical music in his ears. And then... He rang the doorbell, speaking softly with his condescending tone into the microphone reception under the doorbell button "Dr. Veritas Ratio. I'm here for your lessons, I believe that's your name." After that, he stood back upright, waiting for... Well, someone to eventually open the front door