Maybe I should have compared the evolution of the tax system to arteriosclerosis that may develop as a person ages.

FORBES: Astronomy and the Federal Tax Law

And patients who developed angina, a painful heart condition resulting from arteriosclerosis, had depression scores that were nearly twice as high (12.2) as diabetics whose hearts stayed healthy (6.6).

ECONOMIST: The power of negative thinking

Pfizer says that it believes partially inhibiting CETP, as its pill does, will still produce effective HDL. A recent paper by Pfizer researchers in the journal Arteriosclerosis, Thrombosis, and Vascular Biology does seem to bolster Pfizer's case.

FORBES: Pfizer's Big Bet