Conrad Gessner Professions : Botanist Born : March 26, 1516 Died : December 13, 1565 Browse All Authors Famous Quotes by Conrad Gessner Best of all is it to preserve everything in a pure, still heart, and let there be for every pulse a thanksgiving, and for every breath a song. Conrad Gessner thanksgiving song thank-you Similar Authors Asa Gray botanist Albert Howard botanist Douglas Houghton Campbell botanist Donald C. Peattie botanist David Fairchild botanist David Douglas botanist All Authors