Elementary school composition "The Story of Swan and Frog"

Winter is coming, and the weather is getting colder and colder. Swan took a frog to the south for the winter. After flying for a while, the frog said to the swan, "swan, don't think you can fly." I can fly too! " "Swan smiled and said nothing. The frog said, "Hum, don't you believe it? I am the best frog in the world! I can fly! " The frog broke free from the swan's mouth and fell.

? This story tells us not to be arrogant.