The Latest Decalogue

Thou shalt have one God only; who
 Would be at the expense of two?
 No graven images may be
 Worshipp'd, except the currency:
 Swear not at all; for, for thy curse
 Thine enemy is none the worse:
 At church on Sunday to attend
 Will serve to keep the world thy friend:
 Honour thy parents; that is, all
  From whom advancement may befall:
  Thou shalt not kill; but need'st not strive
  Officiously to keep alive:
  Do not adultery commit;
  Advantage rarely comes of it:
  Thou shalt not steal; an empty feat,
  When it's so lucrative to cheat:
  Bear not false witness; let the lie
  Have time on its own wings to fly:
  Thou shalt not covert; but tradition
  Approves all forms of competition.