"The future of chemotherapy lies in the intelligent use of these new antibacterial agents."

"The next time you are tempted to throw away a contaminated culture, remember the penicillin."

"My greatest satisfaction comes from knowing that my work has saved countless lives."

"Penicillin sat on my bench for ten years while I was called a quack."

"It is remarkable how easily the public can be misled by sensational statements."