Rhetorical Strategy in Educational Reform Speech

In the following excerpt from a recent speech about the necessity for educational reform, the speaker employs various rhetorical strategies:

"To ignore the failing system of our schools is to turn a blind eye to the promise of our future. Our children are not just students; they are the innovators of tomorrow. If we do not invest in their education today, we are robbing ourselves of a prosperous tomorrow. The stakes couldn’t be higher, and the time for action is now!"

In this excerpt, which rhetorical strategy does the speaker primarily use to emphasize their argument?