Those who improve with age embrace the power of personal growth and personal achievement and begin to replace youth with wisdom, innocence with understanding, and lack of purpose with self-actualization.
Using rhetorical questions in speeches is a great way to keep the audience involved. Don't you think those kinds of questions would keep your attention?
Enthusiasm is not the same as just being excited. One gets excited about going on a roller coaster. One becomes enthusiastic about creating and building a roller coaster.
On Destiny: "Our destiny exercises its influence over us even when, as yet, we have not learned its nature: it is our future that lays down the law of our today."
Human, All Too Human