abdullah ibn al-harith:said:I never saw anyone who smaild more than allah's Messenger (tirmid)

A'Ishah said:the prophet spoke in a simple and clear way so that all those who heard him ,understood him ; (ABU DAWUD)

Anas ibn Malik said:"i was in the prophet's service for ten years, and he never once said ''uff(i.e.shame)! to me .when Idid something (wrong) he never asked me,''why did you do that?'' when I did not do something (that I should have done) he never asked me, ''why did you not do that?'' The Messenger of Allah had the best disposition of all people'.( Tirmidhi)