The capacity to blunder slightly is the real marvel of DNA. Without this special attribute, we would still be anaerobic bacteria and there would be no music.
Source: In Webster's Electronic Quotebase, ed. Keith Mohler, 1994.
-- Lewis Thomas, (Nov 25 1913-1993), English biologist, essayist; He translated the intricate mysteries of the Earth's biology into a series of finely crafted, award-winning essays.