The greatest single achievement of nature to date was surely the invention of the molecule DNA.

~ Lewis Thomas

Lewis Thomas Achievement Dna Formation Of Dna Invention Naturalism Nature Origin Of Dna Science

All of today's DNA, strung through all the cells of the earth, is simply an extension and elaboration of [the] first molecule.

~ Lewis Thomas

Lewis Thomas Biology Common Ancestor Dna Evolution First Cell First Molecule Origin Of Dna Origin Of Life Origin Of The First Cell Origin Of The First Molecule Science Universal Common Ancestor