Very Short History of Medicine
| 2000 B.C. | Here, eat this root. |
|---|---|
| 1000 A.D. | That root is heathen, say this prayer. |
| 1850 A.D. | That prayer is superstition, drink this potion. |
| 1940 A.D. | That potion is snake oil, swallow this pill. |
| 1985 A.D. | That pill is ineffective, take this antibiotic. |
| 2000 A.D. | That antibiotic is artificial. Here, eat this root. |