Grice's Maxims( ideals of conversation and perspective)

Maxims of Quality:

• Do not say what you believe to be false

• Do not say that for which you lack adequate evidence

Maxim of Relevance

• Be relevant with questions and answers

Maxim of Quantity: Make your contribution as informative as is required

• Do not make your contribution more informative than is required

Maxim of Manner

• Avoid obscurity of expression
• avoid ambiguity , be brief, be orderly