Sangamon's Principle, I said. The simpler the molecule, the better the drug. So the best drug is oxygen. Only two atoms. The second-best, nitrous oxide—a mere three atoms. The third-best, ethanol—nine. Past that, you're talking lots of atoms.
So?
Atoms are like people. Get lots of them together, never know what they'll do.
Chapter 1 - Zodiac (1988)