Robert Koch:

The existence of microorganisms as a cause of disease is no longer a matter of theory, but a demonstrated fact.

— Robert Koch Modern

Germ theory, tuberculosis

Speech

1890s

Verification

Unverifiable

Found in 1 providers: grok

Cross Reference

1 source

"A disease is not an entity, but a process."

"I have always striven to verify my observations by every possible means."

"The scientific method is the only reliable path to knowledge."

"A doctor must be able to do two things: see microscopically and think logically."

"The scientific method is the only way to uncover the secrets of nature."