In addition, using imagery in a poem is helpful to develop a poem's tone.
Writing research essays requires a specific style and tone according to who the audience is and what the subject matter is.
Most scientific papers are written in the American Chemical Society style, which provides guidelines for using numbers, tables, graphs and figures.
The Modern Language Association style is the most common style used for research essays in college.
The possible tones are bounded only by the number of possible emotions a human being can have.
Diction and syntax often dictate what the author's (or character's) attitude toward his subject is at the time.
While now used to discuss literature, the term tone was originally applied solely to music.
This appropriated word has come to represent attitudes and feelings a speaker (in poetry), a narrator (in fiction), or an author (in non-literary prose) has towards the subject, situation, and/or the intended audience.
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.
The "smug smirk" provides a facial imagery of Charlie's pride.