Edward Jenner — "The true philosopher is he who is always learning, and who is never ashamed to c…"

"The most important lesson that I have learned in life is, that we should always endeavour to do our duty."

"I've dispatc'd, my dear madam, this scrap of a letter, To say that Miss — — is very much better. A Regular Doctor no longer she lacks, And therefore I've sent her a couple of Quacks."

"The practice of vaccination is now so generally adopted, that it is hardly necessary to recommend it."

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

"I have often found that the most simple remedies are the most efficacious."