The study of history requires investigation, imagination, empathy, and respect. Reverence just doesnt enter into it.

Germ theory, which secularized infectious disease, had a side effect: it sacralized epidemiology.

Old reference books are like tree rings. Without them, there'd be no way to know what a tree had lived through.

In antihistory, time is an illusion.

Republicans were more pro-choice than Democrats up until the late 1980s.

The world may not be getting better and better, but our devices are getting newer and newer.

Epidemics follow patterns because diseases follow patterns. Viruses spread; they reproduce; they die.