Let me tell you the secret that has led me to my goal: my strength lies solely in my tenacity.
Germ theory, pasteurization
Attributed, highlighting his perseverance.
Late 19th Century (approx.)
Found in 2 providers: grok,deepseek
Cross Reference
2 sources
"My dearest wife, I have arrived at the conclusion that the disease of silkworms is caused by a microbe."
Strange & Unusual"There are no such things as applied sciences, only applications of science."
Strange & Unusual"I am utterly convinced that there is a germ for every disease."
Strange & Unusual"The greatest derangement of the mind is to believe in something because one wishes it to be so."
Controversial"Do not let yourself be discouraged by the difficulties of research, and do not be afraid of a little suffering, for it is in this way that the truth will be revealed."
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