To: The Brain Uppermost Section, Human Body March 1, 2008 Dear Human Brain, How are you today? Here’s hoping my letter finds you well. I just have to say that you really are a remarkable entity and I admire you greatly. You’re very beautiful with your busy neurons and hard-working glial cells, and all those intricately placed connections… Oh, you’re probably wondering who I am! Please, allow me to introduce myself. My full name is 3,4-Methylenedioxymethamphetamine. I know, I know… a bit of a mouthful. But you can call me MDMA for short. I’ll also respond to the name Ecstasy,…