Edward Jenner — "I have often reflected, with a degree of wonder, on the slow progress of human k…"
I have often reflected, with a degree of wonder, on the slow progress of human knowledge.
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More from Edward Jenner
"The most important discoveries have often been made by accident."
"The progress of science is slow, but it is sure."
"Don't think; try."
"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 valuable possessions are those which we acquire by our own exertions."
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Understanding this quote
What it means
Knowledge advances far more slowly than we might expect or hope. Despite human curiosity and effort, understanding accumulates gradually, often hindered by habit, fear, and resistance to new ideas. Progress that seems obvious in retrospect required generations to achieve, reminding us that breakthroughs are rare and hard-won, not inevitable products of time passing.
Relevance to Edward Jenner
Jenner spent decades observing cowpox's protective effect before publishing his vaccination findings in 1798. He faced fierce opposition from physicians and clergy who rejected inoculation. His own painstaking journey from rural observation to proven vaccine exemplified slow, contested progress, making this reflection deeply personal rather than abstract philosophy.
The era
The late 18th century was the Enlightenment's peak, yet smallpox killed 400,000 Europeans annually and superstition shaped medical practice. Germ theory didn't exist; miasma theory dominated. Jenner's era prized rational inquiry but resisted overturning established medical authority, making scientific advancement a prolonged battle against institutional inertia and public fear.
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