"I have often been accused of being too sanguine in my expectations; but time will show whether I am right or wrong."

"Altho' I should be happy to shield it myself from the speckled Monster, yet I would advise you not long to risk my coming to Town. I will just add that I consider the Vaccine Lancet in the hand of [Dr…"

"The discovery of vaccination is one of the most important that has ever been made."

"...has effectually put a stop to the sneers of those little minded persons who think everything impossible which does not come within the narrow sphere of their own comprehension."

"It is the lot of man to suffer; but it is also his lot to alleviate the sufferings of others."