The unprepared mind cannot see the outstretched hand of opportunity
Scottish biologist, physician, microbiologist, and pharmacologist. His best-known discoveries are the enzyme lysozyme in 1923 and the world's first antibiotic substance benzylpenicillin (Penicillin G) from the mould Penicillium notatum in 1928.
I discover myself on the verge of a usual mistake
The elements which are the most widely diffused have small atomic weights
That which does not kill us makes us stronger
Ants, fighting together, will vanquish the lion
It is painful to realize that while an animal recognizes its master, human beings do not recognize their Lord
When you are content to be simply yourself and don't compare or compete, everyone will respect you
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