The four Conversational Maxims

1. Maxims of quality
   • Do not say what your believe to be false.
   • Do not say that for which you lack adequate evidence.
   
   
2. Maxims of quantity
   • Make your contribution as informative as required.
   • Do not make your contribution more informative than is required.
   
   
3. Maxim of relation
   • Be relevant.
   
   
4. Maxims of manner
   • Avoid obscurity of expression.
   • Avoid ambiguity.
   • Be brief.
   • Be orderly.