The power of observation is crucial in scientific research.
Discovery of penicillin
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"My only merit is that I did not discard the cultures at an early stage."
Strange & Unusual"The greatest discovery of my life was not penicillin, but the fact that I was wrong about something."
Shocking"I have always been interested in the effect of one microbe on another."
Strange & Unusual"I found penicillin and have given it free for the benefit of humanity. Why should it become a profit-making monopoly of manufacturers in another country?"
Humorous"The mold was there, I just saw it."
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