Edward Jenner — "I have often wished that I had more time to devote to my favourite studies."

"This Inquiry will lay all those troublesome ghosts which have so long haunted the Metropolis with their ox-faces, & dismal hootings against Vaccination. However, tis all for the best – you may depend …"

"The disease has hitherto been confined to particular districts; and it has been observed, that where the Cow Pox has prevailed, the Small Pox has been much less frequent, and much less fatal."

"The most beautiful flowers are often found in the most obscure places."

"I have never been a lover of controversy; but when truth is concerned, I am not afraid to speak out."

"The progress of science is slow, but it is sure."