"It is a matter of great satisfaction to see penicillin saving so many lives."

"The early days of penicillin were full of disappointments, but we never gave up."

"The greatest tragedy is the misuse of a good thing."

"When I woke up just after dawn on September 28, 1928, I certainly didn't plan to revolutionize all medicine by discovering the world's first antibiotic, or bacteria killer. But I suppose that was exac…"

"The discovery of penicillin was a stroke of luck, but it was also the result of many years of hard work."