What does Exodus 18:11 mean?

Now I really get it—your God is greater than any other god out there. He proved it when those Egyptians tried to act all high and mighty, but he turned their own arrogance back on them. Exodus 18:11 - Modern Text Bible

(Jethro, Moses' father-in-law, recognizes that the God of Israel is above all others, especially after seeing how God rescued the Israelites from Egyptian oppression.)