For they were in the temple for this purpose, either that they might persecute with corporal pains those who did not bring gifts, or spiritually kill those who did. The mind and conscience of the faithful is also the temple and the house of God, but if it puts forth perverse thoughts, to the hurt of any one, it may be said that thieves haunt it as a den; therefore the mind of the faithful becomes the den of a thief, when leaving the simplicity of holiness, it plans that which may hurt others.
Reproduced in full. Translation: Oxford 1841 (Newman), public domain (Public domain).