Edwards's goal in presenting the now-famous sermon was to instill a fearful respect for God's holiness in his listeners. He was certain that an increasing number of Americans were letting their morals go.
Listen to Sam Storms' lecture titled "Joy's Eternal Increase: Edwards on the Beauty of Heaven" for a good introduction to Edwards' views on the afterlife. However, before proceeding, it may be helpful to read Edwards's sermon, "Heaven, A World of Love."
This statement would most definitely be true. The expository paragraph develops around the central idea stated in the topic sentence. A narrative paragraph tells a story. A descriptive paragraph structures information by spatial organization.