It is of marvellous simplicity, of infinite utility, of universal applicability.

It may easily be committed to memory and runs thus: Whenever you come into contact with any book, person, or opinion of which you absolutely comprehend nothing, declare that book, person or opinion to be immoral.

Bespatter it, vituperate against it, strongly insist that any man or woman harbouring it is a fool or a knave, or both.

Carefully abstain from studying it.

Do all that in you lies to annihilate that book, person, or opinion.
Acting on this rule, so wide in its comprehensiveness, so beautifully simple in its working, Bonaparte approached Tant Sannie with the book in his hand.