What is the effect of the imagery in this excerpt? The depiction of missions to the moon as entering a sea of peace reassures the audience that they have little to fear in supporting space exploration. By creating an image of setting sail on a new sea, Kennedy helps the audience understand the vast potential that space exploration could provide to humankind By comparing space exploration to a theater of war, Kennedy warns of the possibility that space
exploration will prove dangerous to humankind. The image of the ship at sea develops the idea that there is a good deal of uncertainty in leading
missions into space.