I hope that some day the practice of producing cowpox in human beings will spread over the world - when that day comes, there will be no more smallpox.
-- Edward Jenner
   
Edward Jenner   Name:
Edward Jenner
Type:
Scientist
Nationality:
English
Birth:
May 17, 1749
Death:
January 26, 1823
https://www.nutquote.com/quote/Edward_Jenner