It's pretty awesome when the President calls your ideas one of "the best ideas" and wants to invest in them. Okay, it was super roundabout and thoroughly indirect, but when P resident Obama announced the administration's plan to invest in a long-term project to map the human brain I felt as validated as I probably could as a journalist who frequently writes about the subject of brain chemistry. The brain trying to understand itself is one of the most sublime endeavors I can imagine - the attempt to figure this out will be our 42, our ultimate answer to at least some of the ultimate questions, questions like "What was I thinking?" I was smitten by science's attempt to better understand behavior through brain activity back in 2004 when I read Helen Fisher's Why We Love: The Nature and Chemistry of Romantic Love . Who could ever have imagined that obsession, heartbreak and adoration were largely explicable through brain chemistry? I got a bit