He wants others to know what the greasers are really made up of, and basically the life of a greaser.
An exclamatory sentence is a sentence you would be likely to "scream" in the real life: it expressed a great emotion, such as anger or surprise. An exclamatory sentence typically ends with an exclamation mark.
Pronouncing key words loudly for emphasis is a<span> verbal strategy </span>used in public speaking
