Pride overshadows logic. It was so important to Paroh to triumph over us, he was willing to destroy himself for the purpose of destroying us. The lost their empires they created for their attempt to make the world realize their power. Hitler withdrew his troops from the war front to exterminate Jews Through this he lost it all. Paroh shows his nation how he was willing to participate in chasing after us, by harnessing his chariot himself.
People learn by example.
For this reason, we surround ourselves with people who are good examples. This will have the greatest impact in our lives. We turned around and saw the Egyptian army chasing us. Those Mitzrim who feared Hashem knew to listen to Moshe Rabbeinu s warning. They protected their animals from the Maakot.