Authors set a tone in literature by conveying an emotion/feeling or emotions/feelings through words. The way a person feels about an idea/concept, event, or another person can be quickly determined through facial expressions, gestures and in the tone of voice used. In literature an author sets the tone through words. The possible tones are bounded only by the number of possible emotions a human being can have. Old book bindings at the Merton College library. ... For other uses, see Emotion (disambiguation). ...

Diction and syntax often dictate what the author's (or character's) attitude toward his subject is at the time. An example: "Charlie surveyed the classroom of dolts, congratulating himself for snatching the higher test grade, the smug smirk on his face growing brighter and brighter as he confirmed the inferiority of his peers." Diction, in its original and primary meaning, is the term for a writer or speakers distinctive choices in vocabulary and style of expression. ... For other uses, see Syntax (disambiguation). ...

The tone here is one of obvious arrogance, Charlie refers to his classmates as "dolts" and the quip "inferiority of his peers" shows Charlie's belief in his own prowess. The words "surveyed" and "congratulating himself" show Charlie as seeing himself better than the rest of his class. The diction, including the word "snatching", gives the reader a mental picture of someone quickly and effortlessly grabbing something, which proves once again Charlie's pride in himself. Characteristically, of course, the "smug smirk" provides a facial imagery of Charlie's pride. A woman smirking A smirk (from the Old English smercian, smile) refers to a smile evoking insolence, scorn, or offensive smugness. ...

In addition, using imagery in a poem is helpful to develop a poem's tone.

See also

• Grammatical voice
• Writer's voice
• Point of view (literature)