Whatever guilt is perpetrated by some evil prompting, is grievous 
to the author of the crime.  This is the first punishment of 
guilt that no one who is guilty is acquitted at the judgment seat 
of his own conscience.
  [Lat., Exemplo quodcumque malo committitur, ipsi
    Displicet auctori.  Prima est haec ultio, quod se
      Judice nemo nocens absolvitur.]
 — Juvenal (Decimus Junius Juvenal)
  Guilt