He could be telling it from any view. Such as his own, from other's point of view, or as an omniscient narrator.
The bulk of the development usually happens in the plot, because that's where events unfold and conflicts arise and relationships develop, etc. the introduction is really just supposed to set a foundation for the plot; the conclusion is supposed to tie up loose ends, not really develop them further; and the character introductions aren't quite as important as the sequence of events in a story.
Innovation is important to the advancement of society as it solves these kinds of social problems and enhances society's capacity to act. It's responsible for resolving collective problems in a sustainable and efficient way, usually with new technology.
Answer:
Taken from President John Kennedy's Rice Stadium Moon Speech (1962), the phrase that the President Kennedy repeated is “the first waves of” (“Those who came before us made certain that this country rode the first waves of the industrial revolutions, the first waves of modern invention, and the first wave of nuclear power, and this generation does not intend to founder in the backwash of the coming age of space.”). Kennedy repeated this phrase in his speech because he wanted to highlight the importance of leading the “coming age of space” as previous generations have done with previous important events, previous “first waves” (of industrial revolutions/of modern invention/of nuclear power). Then, he mentions that his generation would not fall behind. Kennedy also wanted to emphasize the unity as a nation, which shares a mission, by using the personal pronoun “we” in the following sentences (“We mean to be a part of it--we mean to lead it.”).