If we wait for a pandemic to appear, it will be too late to prepare.

I have learned much from disease which life could never have taught me anywhere else.

The sick man is the parasite of society.

All the world is topsy-turvy, and it has been topsy-turvy ever since the plague.

He who dies of epidemic disease is a martyr.

Health in all lands is among the indispensable guarantees of human progress.

Infectious disease is one of the few genuine adventures left in the world.

Health can make money, but money cannot make health.

Death from the bubonic plague is rated, with crucifixion, among the nastiest human experiences of all.

Plagues are as certain as death and taxes.

What timid man does not avoid contact with the sick, fearing lest he contract a disease so near?

Men take diseases, one of another. Therefore let men take heed of their company.

Disease makes men more physical, it leaves them nothing but body.