The first antibiotic effective against tuberculosis
was isolated in 1944 by Albert Schatz, Elizabeth Bugie, and Selman Waksman.
We have many things to be afraid of today;
it would be interesting to know for sure whether science has eliminated more
serious worries than it has caused.
On one hand, smallpox; on the other, nuclear holocaust.
On one hand, lack of healthcare; on the other, the cost of healthcare.
On one hand, dying young; on the other, living too long. . . .
See also in The book of science:
Readings on wikipedia: