v1.0 可编辑可修改 Do not make your contribution more informative than is required 质量准则the maxim of Quality -----不要说你认为是假的话或你缺乏足够证据的话 Do not say what you believe to false.
Do not say for which you lack adequate evidence
关系准则the maxim of relation-----使你的话与话题相关be relevant 方式准则the maxim of manner-----避免模糊、歧义，应简明有序 Avoid obscurity of expression and ambiguity; Be brief/be orderly.
Significance: it explains how it is possible for the speaker to convey more than is literary said.
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