Another hallmark of his writing was the use of capitalised dialogue without quotation marks, used to indicate the character of Death communicating telepathically into a character's mind. Other characters or types of characters were given similarly distinctive ways of speaking, such as the auditors of reality not having quotation marks around the words they speak, Ankh-Morpork grocers never using punctuation correctly, and Golems Capitalising Each Word In Everything They Say. Also, common spelling mistakes were used to indicate a person's level of literacy.