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.
“Half the world is composed of idiots, the other half of people clever enough to take indecent advantage of them.”
“If there was the opportunity to climb a mountain, or to go ballooning, or some adventurous activity, I would always be keen to do it. I loved the countryside.”