I can say that I never knew what joy was like until I gave up pursuing happiness, or cared to live until I chose to die. For these two discoveries I am beholden to Jesus.
Bio: Richard Martin Willstätter, ForMemRS was a German organic chemist whose study of the structure of plant pigments, chlorophyll included, won him the 1915 Nobel Prize for Chemistry. Willstätter invented paper chromatography independently of Mikhail Tsvet.