Imaam Ash-Shaafi'ee

Imaam Ash-Shaafi'ee (rahimahullaah) said: "When one desires to talk, then it is upon him to think before he speaks. If there is beneficial good in what he will say, then he should speak. And if he has doubt about that, then he must not speak until he clears that doubt (by making his speech good)."

Golden Advice For Whoever Wants To Learn Gentleness