National Network for Equitable Library Service

To Rilke himself the Sonnets to Orpheus were "perhaps the most mysterious in the way they came up and entrusted themselves to me, the most enigmatic dictation I have ever held through and achieved;

On Generation and Corruption (Ancient Greek: ???? ???????? ??? ??????, Latin: De Generatione et Corruptione, also known as On Coming to Be and Passing Away) is a treatise by Aristotle.