(The discovery of penicillin) was a triumph of accident, a fortunate occurrence which happened while I was working on a purely academic bacteriological problem.
![(The discovery of penicillin) was a triumph of accident, a fortunate occurrence which happened while I was working on a purely academic bacteriological problem.](http://cdn.myquotes.org/images/alexander-fleming/the-discovery-of-penicillin-was-a-triumph-of-accident-a-fortunate-occurrence-which-happened-while-i-was-working-on-a.jpg)
(The discovery of penicillin) was a triumph of accident, a fortunate occurrence which happened while I was working on a purely academic bacteriological problem.